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Finding the Fourth Proportional to 360,790.79, 541,098.70 and 150,313.91

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Solution

The fourth proportional to 360,790.79, 541,098.70 and 150,313.91 is: 225,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,790.79 : 541,098.70 = 150,313.91 : x
  2. Step 2: Convert to fraction form
    360,790.79/541,098.70 = 150,313.91/x
  3. Step 3: Cross multiply
    360,790.79x = 541,098.70 × 150,313.91
  4. Step 4: Simplify right side
    360,790.79x = 81,334,658,211.64
  5. Step 5: Solve for x
    x = 81,334,658,211.64/360,790.79
  6. Step 6: Final answer
    x = 225,434.41

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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.