Home / 499,731.13-749,264.51-275,197.30

Finding the Fourth Proportional to 499,731.13, 749,264.51 and 275,197.30

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Solution

The fourth proportional to 499,731.13, 749,264.51 and 275,197.30 is: 412,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,731.13 : 749,264.51 = 275,197.30 : x
  2. Step 2: Convert to fraction form
    499,731.13/749,264.51 = 275,197.30/x
  3. Step 3: Cross multiply
    499,731.13x = 749,264.51 × 275,197.30
  4. Step 4: Simplify right side
    499,731.13x = 206,195,568,761.84
  5. Step 5: Solve for x
    x = 206,195,568,761.84/499,731.13
  6. Step 6: Final answer
    x = 412,613.02

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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.