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Finding the Fourth Proportional to 382,460.40, 573,496.20 and 224,737.20

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Solution

The fourth proportional to 382,460.40, 573,496.20 and 224,737.20 is: 336,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,460.40 : 573,496.20 = 224,737.20 : x
  2. Step 2: Convert to fraction form
    382,460.40/573,496.20 = 224,737.20/x
  3. Step 3: Cross multiply
    382,460.40x = 573,496.20 × 224,737.20
  4. Step 4: Simplify right side
    382,460.40x = 128,885,930,198.64
  5. Step 5: Solve for x
    x = 128,885,930,198.64/382,460.40
  6. Step 6: Final answer
    x = 336,991.57

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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.