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Finding the Fourth Proportional to 661,898.52, 992,717.28 and 182,002.68

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Solution

The fourth proportional to 661,898.52, 992,717.28 and 182,002.68 is: 272,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,898.52 : 992,717.28 = 182,002.68 : x
  2. Step 2: Convert to fraction form
    661,898.52/992,717.28 = 182,002.68/x
  3. Step 3: Cross multiply
    661,898.52x = 992,717.28 × 182,002.68
  4. Step 4: Simplify right side
    661,898.52x = 180,677,205,442.31
  5. Step 5: Solve for x
    x = 180,677,205,442.31/661,898.52
  6. Step 6: Final answer
    x = 272,968.14

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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.