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Finding the Fourth Proportional to 360,959.79, 541,562.71 and 108,246.48

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Solution

The fourth proportional to 360,959.79, 541,562.71 and 108,246.48 is: 162,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,959.79 : 541,562.71 = 108,246.48 : x
  2. Step 2: Convert to fraction form
    360,959.79/541,562.71 = 108,246.48/x
  3. Step 3: Cross multiply
    360,959.79x = 541,562.71 × 108,246.48
  4. Step 4: Simplify right side
    360,959.79x = 58,622,254,958.25
  5. Step 5: Solve for x
    x = 58,622,254,958.25/360,959.79
  6. Step 6: Final answer
    x = 162,406.61

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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.