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Finding the Fourth Proportional to 454,573.26, 627,310.25 and 250,622.75

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Solution

The fourth proportional to 454,573.26, 627,310.25 and 250,622.75 is: 345,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,573.26 : 627,310.25 = 250,622.75 : x
  2. Step 2: Convert to fraction form
    454,573.26/627,310.25 = 250,622.75/x
  3. Step 3: Cross multiply
    454,573.26x = 627,310.25 × 250,622.75
  4. Step 4: Simplify right side
    454,573.26x = 157,218,220,273.35
  5. Step 5: Solve for x
    x = 157,218,220,273.35/454,573.26
  6. Step 6: Final answer
    x = 345,858.93

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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.