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Finding the Fourth Proportional to 373,722.36, 560,250.23 and 137,009.85

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Solution

The fourth proportional to 373,722.36, 560,250.23 and 137,009.85 is: 205,392.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,722.36 : 560,250.23 = 137,009.85 : x
  2. Step 2: Convert to fraction form
    373,722.36/560,250.23 = 137,009.85/x
  3. Step 3: Cross multiply
    373,722.36x = 560,250.23 × 137,009.85
  4. Step 4: Simplify right side
    373,722.36x = 76,759,799,289.72
  5. Step 5: Solve for x
    x = 76,759,799,289.72/373,722.36
  6. Step 6: Final answer
    x = 205,392.58

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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.