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Finding the Fourth Proportional to 454,352.47, 627,010.72 and 250,410.88

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Solution

The fourth proportional to 454,352.47, 627,010.72 and 250,410.88 is: 345,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,352.47 : 627,010.72 = 250,410.88 : x
  2. Step 2: Convert to fraction form
    454,352.47/627,010.72 = 250,410.88/x
  3. Step 3: Cross multiply
    454,352.47x = 627,010.72 × 250,410.88
  4. Step 4: Simplify right side
    454,352.47x = 157,010,306,164.63
  5. Step 5: Solve for x
    x = 157,010,306,164.63/454,352.47
  6. Step 6: Final answer
    x = 345,569.39

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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.