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Finding the Fourth Proportional to 454,367.70, 626,999.13 and 250,407.27

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Solution

The fourth proportional to 454,367.70, 626,999.13 and 250,407.27 is: 345,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,367.70 : 626,999.13 = 250,407.27 : x
  2. Step 2: Convert to fraction form
    454,367.70/626,999.13 = 250,407.27/x
  3. Step 3: Cross multiply
    454,367.70x = 626,999.13 × 250,407.27
  4. Step 4: Simplify right side
    454,367.70x = 157,005,140,435.68
  5. Step 5: Solve for x
    x = 157,005,140,435.68/454,367.70
  6. Step 6: Final answer
    x = 345,546.44

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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.