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Finding the Fourth Proportional to 454,552.96, 627,287.28 and 250,611.08

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Solution

The fourth proportional to 454,552.96, 627,287.28 and 250,611.08 is: 345,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,552.96 : 627,287.28 = 250,611.08 : x
  2. Step 2: Convert to fraction form
    454,552.96/627,287.28 = 250,611.08/x
  3. Step 3: Cross multiply
    454,552.96x = 627,287.28 × 250,611.08
  4. Step 4: Simplify right side
    454,552.96x = 157,205,142,711.06
  5. Step 5: Solve for x
    x = 157,205,142,711.06/454,552.96
  6. Step 6: Final answer
    x = 345,845.60

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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.