Home / 432,470.90-648,704.82-116,927.75

Finding the Fourth Proportional to 432,470.90, 648,704.82 and 116,927.75

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Solution

The fourth proportional to 432,470.90, 648,704.82 and 116,927.75 is: 175,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,470.90 : 648,704.82 = 116,927.75 : x
  2. Step 2: Convert to fraction form
    432,470.90/648,704.82 = 116,927.75/x
  3. Step 3: Cross multiply
    432,470.90x = 648,704.82 × 116,927.75
  4. Step 4: Simplify right side
    432,470.90x = 75,851,595,016.76
  5. Step 5: Solve for x
    x = 75,851,595,016.76/432,470.90
  6. Step 6: Final answer
    x = 175,391.21

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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.