Home / 924,876.14-1,387,425.28-325,713.38

Finding the Fourth Proportional to 924,876.14, 1,387,425.28 and 325,713.38

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Solution

The fourth proportional to 924,876.14, 1,387,425.28 and 325,713.38 is: 488,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,876.14 : 1,387,425.28 = 325,713.38 : x
  2. Step 2: Convert to fraction form
    924,876.14/1,387,425.28 = 325,713.38/x
  3. Step 3: Cross multiply
    924,876.14x = 1,387,425.28 × 325,713.38
  4. Step 4: Simplify right side
    924,876.14x = 451,902,977,446.25
  5. Step 5: Solve for x
    x = 451,902,977,446.25/924,876.14
  6. Step 6: Final answer
    x = 488,609.19

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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.