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Finding the Fourth Proportional to 488,549.92, 732,819.12 and 275,333.92

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Solution

The fourth proportional to 488,549.92, 732,819.12 and 275,333.92 is: 412,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,549.92 : 732,819.12 = 275,333.92 : x
  2. Step 2: Convert to fraction form
    488,549.92/732,819.12 = 275,333.92/x
  3. Step 3: Cross multiply
    488,549.92x = 732,819.12 × 275,333.92
  4. Step 4: Simplify right side
    488,549.92x = 201,769,960,960.55
  5. Step 5: Solve for x
    x = 201,769,960,960.55/488,549.92
  6. Step 6: Final answer
    x = 412,997.63

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1.5x scale

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.