Home / 791,767.38-1,092,635.01-429,189.78

Finding the Fourth Proportional to 791,767.38, 1,092,635.01 and 429,189.78

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Solution

The fourth proportional to 791,767.38, 1,092,635.01 and 429,189.78 is: 592,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,767.38 : 1,092,635.01 = 429,189.78 : x
  2. Step 2: Convert to fraction form
    791,767.38/1,092,635.01 = 429,189.78/x
  3. Step 3: Cross multiply
    791,767.38x = 1,092,635.01 × 429,189.78
  4. Step 4: Simplify right side
    791,767.38x = 468,947,779,562.20
  5. Step 5: Solve for x
    x = 468,947,779,562.20/791,767.38
  6. Step 6: Final answer
    x = 592,279.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.