Home / 484,632.20-726,948.30-218,081.31

Finding the Fourth Proportional to 484,632.20, 726,948.30 and 218,081.31

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Solution

The fourth proportional to 484,632.20, 726,948.30 and 218,081.31 is: 327,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,632.20 : 726,948.30 = 218,081.31 : x
  2. Step 2: Convert to fraction form
    484,632.20/726,948.30 = 218,081.31/x
  3. Step 3: Cross multiply
    484,632.20x = 726,948.30 × 218,081.31
  4. Step 4: Simplify right side
    484,632.20x = 158,533,837,566.27
  5. Step 5: Solve for x
    x = 158,533,837,566.27/484,632.20
  6. Step 6: Final answer
    x = 327,121.97

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Similar ratio
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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.