Home / 331,429.38-457,373.85-180,525.06

Finding the Fourth Proportional to 331,429.38, 457,373.85 and 180,525.06

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Solution

The fourth proportional to 331,429.38, 457,373.85 and 180,525.06 is: 249,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,429.38 : 457,373.85 = 180,525.06 : x
  2. Step 2: Convert to fraction form
    331,429.38/457,373.85 = 180,525.06/x
  3. Step 3: Cross multiply
    331,429.38x = 457,373.85 × 180,525.06
  4. Step 4: Simplify right side
    331,429.38x = 82,567,441,713.68
  5. Step 5: Solve for x
    x = 82,567,441,713.68/331,429.38
  6. Step 6: Final answer
    x = 249,125.29

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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.