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Finding the Fourth Proportional to 373,529.70, 560,367.45 and 148,851.90

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Solution

The fourth proportional to 373,529.70, 560,367.45 and 148,851.90 is: 223,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,529.70 : 560,367.45 = 148,851.90 : x
  2. Step 2: Convert to fraction form
    373,529.70/560,367.45 = 148,851.90/x
  3. Step 3: Cross multiply
    373,529.70x = 560,367.45 × 148,851.90
  4. Step 4: Simplify right side
    373,529.70x = 83,411,759,630.66
  5. Step 5: Solve for x
    x = 83,411,759,630.66/373,529.70
  6. Step 6: Final answer
    x = 223,306.90

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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.