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Finding the Fourth Proportional to 458,375.95, 632,549.01 and 254,414.98

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Solution

The fourth proportional to 458,375.95, 632,549.01 and 254,414.98 is: 351,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,375.95 : 632,549.01 = 254,414.98 : x
  2. Step 2: Convert to fraction form
    458,375.95/632,549.01 = 254,414.98/x
  3. Step 3: Cross multiply
    458,375.95x = 632,549.01 × 254,414.98
  4. Step 4: Simplify right side
    458,375.95x = 160,929,943,728.17
  5. Step 5: Solve for x
    x = 160,929,943,728.17/458,375.95
  6. Step 6: Final answer
    x = 351,087.23

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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.