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Finding the Fourth Proportional to 602,996.38, 832,097.72 and 331,062.76

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Solution

The fourth proportional to 602,996.38, 832,097.72 and 331,062.76 is: 456,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,996.38 : 832,097.72 = 331,062.76 : x
  2. Step 2: Convert to fraction form
    602,996.38/832,097.72 = 331,062.76/x
  3. Step 3: Cross multiply
    602,996.38x = 832,097.72 × 331,062.76
  4. Step 4: Simplify right side
    602,996.38x = 275,476,567,772.91
  5. Step 5: Solve for x
    x = 275,476,567,772.91/602,996.38
  6. Step 6: Final answer
    x = 456,846.14

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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.