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Finding the Fourth Proportional to 502,877.40, 754,316.10 and 147,927.30

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Solution

The fourth proportional to 502,877.40, 754,316.10 and 147,927.30 is: 221,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,877.40 : 754,316.10 = 147,927.30 : x
  2. Step 2: Convert to fraction form
    502,877.40/754,316.10 = 147,927.30/x
  3. Step 3: Cross multiply
    502,877.40x = 754,316.10 × 147,927.30
  4. Step 4: Simplify right side
    502,877.40x = 111,583,944,019.53
  5. Step 5: Solve for x
    x = 111,583,944,019.53/502,877.40
  6. Step 6: Final answer
    x = 221,890.95

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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.