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Finding the Fourth Proportional to 454,191.61, 626,759.29 and 250,202.43

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Solution

The fourth proportional to 454,191.61, 626,759.29 and 250,202.43 is: 345,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,191.61 : 626,759.29 = 250,202.43 : x
  2. Step 2: Convert to fraction form
    454,191.61/626,759.29 = 250,202.43/x
  3. Step 3: Cross multiply
    454,191.61x = 626,759.29 × 250,202.43
  4. Step 4: Simplify right side
    454,191.61x = 156,816,697,383.08
  5. Step 5: Solve for x
    x = 156,816,697,383.08/454,191.61
  6. Step 6: Final answer
    x = 345,265.51

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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.