Home / 924,285.35-1,275,490.28-516,390.25

Finding the Fourth Proportional to 924,285.35, 1,275,490.28 and 516,390.25

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Solution

The fourth proportional to 924,285.35, 1,275,490.28 and 516,390.25 is: 712,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,285.35 : 1,275,490.28 = 516,390.25 : x
  2. Step 2: Convert to fraction form
    924,285.35/1,275,490.28 = 516,390.25/x
  3. Step 3: Cross multiply
    924,285.35x = 1,275,490.28 × 516,390.25
  4. Step 4: Simplify right side
    924,285.35x = 658,650,744,561.77
  5. Step 5: Solve for x
    x = 658,650,744,561.77/924,285.35
  6. Step 6: Final answer
    x = 712,605.42

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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.