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Finding the Fourth Proportional to 493,295.80, 739,943.70 and 227,575.30

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Solution

The fourth proportional to 493,295.80, 739,943.70 and 227,575.30 is: 341,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,295.80 : 739,943.70 = 227,575.30 : x
  2. Step 2: Convert to fraction form
    493,295.80/739,943.70 = 227,575.30/x
  3. Step 3: Cross multiply
    493,295.80x = 739,943.70 × 227,575.30
  4. Step 4: Simplify right side
    493,295.80x = 168,392,909,510.61
  5. Step 5: Solve for x
    x = 168,392,909,510.61/493,295.80
  6. Step 6: Final answer
    x = 341,362.95

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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.