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Finding the Fourth Proportional to 360,772.48, 541,345.44 and 261,749.98

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Solution

The fourth proportional to 360,772.48, 541,345.44 and 261,749.98 is: 392,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,772.48 : 541,345.44 = 261,749.98 : x
  2. Step 2: Convert to fraction form
    360,772.48/541,345.44 = 261,749.98/x
  3. Step 3: Cross multiply
    360,772.48x = 541,345.44 × 261,749.98
  4. Step 4: Simplify right side
    360,772.48x = 141,697,156,706.27
  5. Step 5: Solve for x
    x = 141,697,156,706.27/360,772.48
  6. Step 6: Final answer
    x = 392,760.44

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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.