Home / 1,008,058.90-1,512,088.35-448,186.90

Finding the Fourth Proportional to 1,008,058.90, 1,512,088.35 and 448,186.90

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Solution

The fourth proportional to 1,008,058.90, 1,512,088.35 and 448,186.90 is: 672,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,058.90 : 1,512,088.35 = 448,186.90 : x
  2. Step 2: Convert to fraction form
    1,008,058.90/1,512,088.35 = 448,186.90/x
  3. Step 3: Cross multiply
    1,008,058.90x = 1,512,088.35 × 448,186.90
  4. Step 4: Simplify right side
    1,008,058.90x = 677,698,190,112.62
  5. Step 5: Solve for x
    x = 677,698,190,112.62/1,008,058.90
  6. Step 6: Final answer
    x = 672,280.35

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Half scale
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Double scale
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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.