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Finding the Fourth Proportional to 454,158.68, 626,787.86 and 250,230.24

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Solution

The fourth proportional to 454,158.68, 626,787.86 and 250,230.24 is: 345,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,158.68 : 626,787.86 = 250,230.24 : x
  2. Step 2: Convert to fraction form
    454,158.68/626,787.86 = 250,230.24/x
  3. Step 3: Cross multiply
    454,158.68x = 626,787.86 × 250,230.24
  4. Step 4: Simplify right side
    454,158.68x = 156,841,276,636.89
  5. Step 5: Solve for x
    x = 156,841,276,636.89/454,158.68
  6. Step 6: Final answer
    x = 345,344.66

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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.