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Finding the Fourth Proportional to 490,757.54, 735,611.42 and 224,118.50

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Solution

The fourth proportional to 490,757.54, 735,611.42 and 224,118.50 is: 335,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,757.54 : 735,611.42 = 224,118.50 : x
  2. Step 2: Convert to fraction form
    490,757.54/735,611.42 = 224,118.50/x
  3. Step 3: Cross multiply
    490,757.54x = 735,611.42 × 224,118.50
  4. Step 4: Simplify right side
    490,757.54x = 164,864,128,033.27
  5. Step 5: Solve for x
    x = 164,864,128,033.27/490,757.54
  6. Step 6: Final answer
    x = 335,938.04

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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.