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Finding the Fourth Proportional to 484,446.50, 726,457.71 and 244,412.72

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Solution

The fourth proportional to 484,446.50, 726,457.71 and 244,412.72 is: 366,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,446.50 : 726,457.71 = 244,412.72 : x
  2. Step 2: Convert to fraction form
    484,446.50/726,457.71 = 244,412.72/x
  3. Step 3: Cross multiply
    484,446.50x = 726,457.71 × 244,412.72
  4. Step 4: Simplify right side
    484,446.50x = 177,555,504,866.07
  5. Step 5: Solve for x
    x = 177,555,504,866.07/484,446.50
  6. Step 6: Final answer
    x = 366,512.10

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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.