Home / 672,058.90-1,008,088.35-272,890.90

Finding the Fourth Proportional to 672,058.90, 1,008,088.35 and 272,890.90

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Solution

The fourth proportional to 672,058.90, 1,008,088.35 and 272,890.90 is: 409,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,058.90 : 1,008,088.35 = 272,890.90 : x
  2. Step 2: Convert to fraction form
    672,058.90/1,008,088.35 = 272,890.90/x
  3. Step 3: Cross multiply
    672,058.90x = 1,008,088.35 × 272,890.90
  4. Step 4: Simplify right side
    672,058.90x = 275,098,137,111.02
  5. Step 5: Solve for x
    x = 275,098,137,111.02/672,058.90
  6. Step 6: Final answer
    x = 409,336.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 672,059.90, 1,008,089.85 and 272,891.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.