Home / 924,002.09-1,275,109.32-516,109.66

Finding the Fourth Proportional to 924,002.09, 1,275,109.32 and 516,109.66

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Solution

The fourth proportional to 924,002.09, 1,275,109.32 and 516,109.66 is: 712,223.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,002.09 : 1,275,109.32 = 516,109.66 : x
  2. Step 2: Convert to fraction form
    924,002.09/1,275,109.32 = 516,109.66/x
  3. Step 3: Cross multiply
    924,002.09x = 1,275,109.32 × 516,109.66
  4. Step 4: Simplify right side
    924,002.09x = 658,096,237,608.03
  5. Step 5: Solve for x
    x = 658,096,237,608.03/924,002.09
  6. Step 6: Final answer
    x = 712,223.75

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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.