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Finding the Fourth Proportional to 951,070, 1,425,599.52 and 351,646.24

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Solution

The fourth proportional to 951,070, 1,425,599.52 and 351,646.24 is: 527,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,070 : 1,425,599.52 = 351,646.24 : x
  2. Step 2: Convert to fraction form
    951,070/1,425,599.52 = 351,646.24/x
  3. Step 3: Cross multiply
    951,070x = 1,425,599.52 × 351,646.24
  4. Step 4: Simplify right side
    951,070x = 501,306,710,953.81
  5. Step 5: Solve for x
    x = 501,306,710,953.81/951,070
  6. Step 6: Final answer
    x = 527,097.60

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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.