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Finding the Fourth Proportional to 417,190.04, 625,809.28 and 161,024.04

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Solution

The fourth proportional to 417,190.04, 625,809.28 and 161,024.04 is: 241,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,190.04 : 625,809.28 = 161,024.04 : x
  2. Step 2: Convert to fraction form
    417,190.04/625,809.28 = 161,024.04/x
  3. Step 3: Cross multiply
    417,190.04x = 625,809.28 × 161,024.04
  4. Step 4: Simplify right side
    417,190.04x = 100,770,338,535.09
  5. Step 5: Solve for x
    x = 100,770,338,535.09/417,190.04
  6. Step 6: Final answer
    x = 241,545.41

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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.