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Finding the Fourth Proportional to 331,560.88, 457,554.08 and 180,657.88

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Solution

The fourth proportional to 331,560.88, 457,554.08 and 180,657.88 is: 249,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,560.88 : 457,554.08 = 180,657.88 : x
  2. Step 2: Convert to fraction form
    331,560.88/457,554.08 = 180,657.88/x
  3. Step 3: Cross multiply
    331,560.88x = 457,554.08 × 180,657.88
  4. Step 4: Simplify right side
    331,560.88x = 82,660,750,078.15
  5. Step 5: Solve for x
    x = 82,660,750,078.15/331,560.88
  6. Step 6: Final answer
    x = 249,307.91

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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.