Home / 331,725.12-457,780.68-180,822.12

Finding the Fourth Proportional to 331,725.12, 457,780.68 and 180,822.12

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Solution

The fourth proportional to 331,725.12, 457,780.68 and 180,822.12 is: 249,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,725.12 : 457,780.68 = 180,822.12 : x
  2. Step 2: Convert to fraction form
    331,725.12/457,780.68 = 180,822.12/x
  3. Step 3: Cross multiply
    331,725.12x = 457,780.68 × 180,822.12
  4. Step 4: Simplify right side
    331,725.12x = 82,776,873,052.64
  5. Step 5: Solve for x
    x = 82,776,873,052.64/331,725.12
  6. Step 6: Final answer
    x = 249,534.53

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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.