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Finding the Fourth Proportional to 382,115.80, 573,611.10 and 224,433.10

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Solution

The fourth proportional to 382,115.80, 573,611.10 and 224,433.10 is: 336,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,115.80 : 573,611.10 = 224,433.10 : x
  2. Step 2: Convert to fraction form
    382,115.80/573,611.10 = 224,433.10/x
  3. Step 3: Cross multiply
    382,115.80x = 573,611.10 × 224,433.10
  4. Step 4: Simplify right side
    382,115.80x = 128,737,317,367.41
  5. Step 5: Solve for x
    x = 128,737,317,367.41/382,115.80
  6. Step 6: Final answer
    x = 336,906.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.