Home / 732,635.40-1,098,953.10-449,200.20

Finding the Fourth Proportional to 732,635.40, 1,098,953.10 and 449,200.20

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Solution

The fourth proportional to 732,635.40, 1,098,953.10 and 449,200.20 is: 673,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,635.40 : 1,098,953.10 = 449,200.20 : x
  2. Step 2: Convert to fraction form
    732,635.40/1,098,953.10 = 449,200.20/x
  3. Step 3: Cross multiply
    732,635.40x = 1,098,953.10 × 449,200.20
  4. Step 4: Simplify right side
    732,635.40x = 493,649,952,310.62
  5. Step 5: Solve for x
    x = 493,649,952,310.62/732,635.40
  6. Step 6: Final answer
    x = 673,800.30

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Double scale
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Similar ratio
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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.