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Finding the Fourth Proportional to 452,890.87, 625,022.06 and 271,599.50

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Solution

The fourth proportional to 452,890.87, 625,022.06 and 271,599.50 is: 374,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,890.87 : 625,022.06 = 271,599.50 : x
  2. Step 2: Convert to fraction form
    452,890.87/625,022.06 = 271,599.50/x
  3. Step 3: Cross multiply
    452,890.87x = 625,022.06 × 271,599.50
  4. Step 4: Simplify right side
    452,890.87x = 169,755,679,189.53
  5. Step 5: Solve for x
    x = 169,755,679,189.53/452,890.87
  6. Step 6: Final answer
    x = 374,826.90

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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.