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Finding the Fourth Proportional to 494,070.19, 740,540.73 and 224,403.97

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Solution

The fourth proportional to 494,070.19, 740,540.73 and 224,403.97 is: 336,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,070.19 : 740,540.73 = 224,403.97 : x
  2. Step 2: Convert to fraction form
    494,070.19/740,540.73 = 224,403.97/x
  3. Step 3: Cross multiply
    494,070.19x = 740,540.73 × 224,403.97
  4. Step 4: Simplify right side
    494,070.19x = 166,180,279,758.70
  5. Step 5: Solve for x
    x = 166,180,279,758.70/494,070.19
  6. Step 6: Final answer
    x = 336,349.54

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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.