Home / 499,162.56-748,932.48-299,622.03

Finding the Fourth Proportional to 499,162.56, 748,932.48 and 299,622.03

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Solution

The fourth proportional to 499,162.56, 748,932.48 and 299,622.03 is: 449,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,162.56 : 748,932.48 = 299,622.03 : x
  2. Step 2: Convert to fraction form
    499,162.56/748,932.48 = 299,622.03/x
  3. Step 3: Cross multiply
    499,162.56x = 748,932.48 × 299,622.03
  4. Step 4: Simplify right side
    499,162.56x = 224,396,669,990.53
  5. Step 5: Solve for x
    x = 224,396,669,990.53/499,162.56
  6. Step 6: Final answer
    x = 449,546.28

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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.