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Finding the Fourth Proportional to 431,517.60, 595,525.86 and 250,291.44

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Solution

The fourth proportional to 431,517.60, 595,525.86 and 250,291.44 is: 345,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,517.60 : 595,525.86 = 250,291.44 : x
  2. Step 2: Convert to fraction form
    431,517.60/595,525.86 = 250,291.44/x
  3. Step 3: Cross multiply
    431,517.60x = 595,525.86 × 250,291.44
  4. Step 4: Simplify right side
    431,517.60x = 149,055,025,056.64
  5. Step 5: Solve for x
    x = 149,055,025,056.64/431,517.60
  6. Step 6: Final answer
    x = 345,420.50

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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.