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Finding the Fourth Proportional to 454,302.38, 626,941.41 and 250,360.61

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Solution

The fourth proportional to 454,302.38, 626,941.41 and 250,360.61 is: 345,499.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,302.38 : 626,941.41 = 250,360.61 : x
  2. Step 2: Convert to fraction form
    454,302.38/626,941.41 = 250,360.61/x
  3. Step 3: Cross multiply
    454,302.38x = 626,941.41 × 250,360.61
  4. Step 4: Simplify right side
    454,302.38x = 156,961,433,841.86
  5. Step 5: Solve for x
    x = 156,961,433,841.86/454,302.38
  6. Step 6: Final answer
    x = 345,499.92

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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.