Home / 331,459.48-457,414.86-180,553.24

Finding the Fourth Proportional to 331,459.48, 457,414.86 and 180,553.24

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Solution

The fourth proportional to 331,459.48, 457,414.86 and 180,553.24 is: 249,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,459.48 : 457,414.86 = 180,553.24 : x
  2. Step 2: Convert to fraction form
    331,459.48/457,414.86 = 180,553.24/x
  3. Step 3: Cross multiply
    331,459.48x = 457,414.86 × 180,553.24
  4. Step 4: Simplify right side
    331,459.48x = 82,587,734,997.15
  5. Step 5: Solve for x
    x = 82,587,734,997.15/331,459.48
  6. Step 6: Final answer
    x = 249,163.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.