Home / 462,721.28-694,164.23-163,375.66

Finding the Fourth Proportional to 462,721.28, 694,164.23 and 163,375.66

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Solution

The fourth proportional to 462,721.28, 694,164.23 and 163,375.66 is: 245,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,721.28 : 694,164.23 = 163,375.66 : x
  2. Step 2: Convert to fraction form
    462,721.28/694,164.23 = 163,375.66/x
  3. Step 3: Cross multiply
    462,721.28x = 694,164.23 × 163,375.66
  4. Step 4: Simplify right side
    462,721.28x = 113,409,539,224.64
  5. Step 5: Solve for x
    x = 113,409,539,224.64/462,721.28
  6. Step 6: Final answer
    x = 245,092.55

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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.