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Finding the Fourth Proportional to 488,582.70, 732,874.05 and 404,601.90

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Solution

The fourth proportional to 488,582.70, 732,874.05 and 404,601.90 is: 606,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,582.70 : 732,874.05 = 404,601.90 : x
  2. Step 2: Convert to fraction form
    488,582.70/732,874.05 = 404,601.90/x
  3. Step 3: Cross multiply
    488,582.70x = 732,874.05 × 404,601.90
  4. Step 4: Simplify right side
    488,582.70x = 296,522,233,090.70
  5. Step 5: Solve for x
    x = 296,522,233,090.70/488,582.70
  6. Step 6: Final answer
    x = 606,902.85

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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.