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Finding the Fourth Proportional to 454,524.78, 627,281.52 and 250,594.32

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Solution

The fourth proportional to 454,524.78, 627,281.52 and 250,594.32 is: 345,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,524.78 : 627,281.52 = 250,594.32 : x
  2. Step 2: Convert to fraction form
    454,524.78/627,281.52 = 250,594.32/x
  3. Step 3: Cross multiply
    454,524.78x = 627,281.52 × 250,594.32
  4. Step 4: Simplify right side
    454,524.78x = 157,193,185,952.97
  5. Step 5: Solve for x
    x = 157,193,185,952.97/454,524.78
  6. Step 6: Final answer
    x = 345,840.74

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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.