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Finding the Fourth Proportional to 532,257.18, 797,568.22 and 361,256.71

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Solution

The fourth proportional to 532,257.18, 797,568.22 and 361,256.71 is: 541,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,257.18 : 797,568.22 = 361,256.71 : x
  2. Step 2: Convert to fraction form
    532,257.18/797,568.22 = 361,256.71/x
  3. Step 3: Cross multiply
    532,257.18x = 797,568.22 × 361,256.71
  4. Step 4: Simplify right side
    532,257.18x = 288,126,871,110.85
  5. Step 5: Solve for x
    x = 288,126,871,110.85/532,257.18
  6. Step 6: Final answer
    x = 541,330.18

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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.