Home / 924,047.92-1,275,172.32-516,157.12

Finding the Fourth Proportional to 924,047.92, 1,275,172.32 and 516,157.12

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Solution

The fourth proportional to 924,047.92, 1,275,172.32 and 516,157.12 is: 712,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,047.92 : 1,275,172.32 = 516,157.12 : x
  2. Step 2: Convert to fraction form
    924,047.92/1,275,172.32 = 516,157.12/x
  3. Step 3: Cross multiply
    924,047.92x = 1,275,172.32 × 516,157.12
  4. Step 4: Simplify right side
    924,047.92x = 658,189,272,194.92
  5. Step 5: Solve for x
    x = 658,189,272,194.92/924,047.92
  6. Step 6: Final answer
    x = 712,289.11

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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.