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Finding the Fourth Proportional to 493,315.80, 739,973.70 and 227,595.30

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Solution

The fourth proportional to 493,315.80, 739,973.70 and 227,595.30 is: 341,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,315.80 : 739,973.70 = 227,595.30 : x
  2. Step 2: Convert to fraction form
    493,315.80/739,973.70 = 227,595.30/x
  3. Step 3: Cross multiply
    493,315.80x = 739,973.70 × 227,595.30
  4. Step 4: Simplify right side
    493,315.80x = 168,414,536,243.61
  5. Step 5: Solve for x
    x = 168,414,536,243.61/493,315.80
  6. Step 6: Final answer
    x = 341,392.95

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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.