Home / 499,331.60-748,997.40-183,723.20

Finding the Fourth Proportional to 499,331.60, 748,997.40 and 183,723.20

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Solution

The fourth proportional to 499,331.60, 748,997.40 and 183,723.20 is: 275,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,331.60 : 748,997.40 = 183,723.20 : x
  2. Step 2: Convert to fraction form
    499,331.60/748,997.40 = 183,723.20/x
  3. Step 3: Cross multiply
    499,331.60x = 748,997.40 × 183,723.20
  4. Step 4: Simplify right side
    499,331.60x = 137,608,199,119.68
  5. Step 5: Solve for x
    x = 137,608,199,119.68/499,331.60
  6. Step 6: Final answer
    x = 275,584.80

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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.