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Finding the Fourth Proportional to 492,098.70, 738,148.05 and 373,125.90

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Solution

The fourth proportional to 492,098.70, 738,148.05 and 373,125.90 is: 559,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,098.70 : 738,148.05 = 373,125.90 : x
  2. Step 2: Convert to fraction form
    492,098.70/738,148.05 = 373,125.90/x
  3. Step 3: Cross multiply
    492,098.70x = 738,148.05 × 373,125.90
  4. Step 4: Simplify right side
    492,098.70x = 275,422,155,489.50
  5. Step 5: Solve for x
    x = 275,422,155,489.50/492,098.70
  6. Step 6: Final answer
    x = 559,688.85

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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.