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Finding the Fourth Proportional to 364,960.71, 547,493.42 and 112,262.52

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Solution

The fourth proportional to 364,960.71, 547,493.42 and 112,262.52 is: 168,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,960.71 : 547,493.42 = 112,262.52 : x
  2. Step 2: Convert to fraction form
    364,960.71/547,493.42 = 112,262.52/x
  3. Step 3: Cross multiply
    364,960.71x = 547,493.42 × 112,262.52
  4. Step 4: Simplify right side
    364,960.71x = 61,462,988,819.19
  5. Step 5: Solve for x
    x = 61,462,988,819.19/364,960.71
  6. Step 6: Final answer
    x = 168,409.88

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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.