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Finding the Fourth Proportional to 244,356.45, 366,444.75 and 84,391.68

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Solution

The fourth proportional to 244,356.45, 366,444.75 and 84,391.68 is: 126,556.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,356.45 : 366,444.75 = 84,391.68 : x
  2. Step 2: Convert to fraction form
    244,356.45/366,444.75 = 84,391.68/x
  3. Step 3: Cross multiply
    244,356.45x = 366,444.75 × 84,391.68
  4. Step 4: Simplify right side
    244,356.45x = 30,924,888,079.68
  5. Step 5: Solve for x
    x = 30,924,888,079.68/244,356.45
  6. Step 6: Final answer
    x = 126,556.46

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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.