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Finding the Fourth Proportional to 338,660.01, 508,294.58 and 181,023.21

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Solution

The fourth proportional to 338,660.01, 508,294.58 and 181,023.21 is: 271,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,660.01 : 508,294.58 = 181,023.21 : x
  2. Step 2: Convert to fraction form
    338,660.01/508,294.58 = 181,023.21/x
  3. Step 3: Cross multiply
    338,660.01x = 508,294.58 × 181,023.21
  4. Step 4: Simplify right side
    338,660.01x = 92,013,115,592.09
  5. Step 5: Solve for x
    x = 92,013,115,592.09/338,660.01
  6. Step 6: Final answer
    x = 271,697.61

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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.