Home / 695,426.76-1,043,140.14-379,711.44

Finding the Fourth Proportional to 695,426.76, 1,043,140.14 and 379,711.44

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Solution

The fourth proportional to 695,426.76, 1,043,140.14 and 379,711.44 is: 569,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,426.76 : 1,043,140.14 = 379,711.44 : x
  2. Step 2: Convert to fraction form
    695,426.76/1,043,140.14 = 379,711.44/x
  3. Step 3: Cross multiply
    695,426.76x = 1,043,140.14 × 379,711.44
  4. Step 4: Simplify right side
    695,426.76x = 396,092,244,681.20
  5. Step 5: Solve for x
    x = 396,092,244,681.20/695,426.76
  6. Step 6: Final answer
    x = 569,567.16

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Similar ratio
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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.