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Finding the Fourth Proportional to 589,781.12, 884,672.28 and 146,549.12

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Solution

The fourth proportional to 589,781.12, 884,672.28 and 146,549.12 is: 219,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,781.12 : 884,672.28 = 146,549.12 : x
  2. Step 2: Convert to fraction form
    589,781.12/884,672.28 = 146,549.12/x
  3. Step 3: Cross multiply
    589,781.12x = 884,672.28 × 146,549.12
  4. Step 4: Simplify right side
    589,781.12x = 129,647,944,122.39
  5. Step 5: Solve for x
    x = 129,647,944,122.39/589,781.12
  6. Step 6: Final answer
    x = 219,823.83

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Similar ratio
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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.