Home / 672,212.90-1,008,319.35-672,212.90

Finding the Fourth Proportional to 672,212.90, 1,008,319.35 and 672,212.90

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Solution

The fourth proportional to 672,212.90, 1,008,319.35 and 672,212.90 is: 1,008,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,212.90 : 1,008,319.35 = 672,212.90 : x
  2. Step 2: Convert to fraction form
    672,212.90/1,008,319.35 = 672,212.90/x
  3. Step 3: Cross multiply
    672,212.90x = 1,008,319.35 × 672,212.90
  4. Step 4: Simplify right side
    672,212.90x = 677,805,274,389.62
  5. Step 5: Solve for x
    x = 677,805,274,389.62/672,212.90
  6. Step 6: Final answer
    x = 1,008,319.35

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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.