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Finding the Fourth Proportional to 532,367.18, 798,379.41 and 177,285.86

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Solution

The fourth proportional to 532,367.18, 798,379.41 and 177,285.86 is: 265,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,367.18 : 798,379.41 = 177,285.86 : x
  2. Step 2: Convert to fraction form
    532,367.18/798,379.41 = 177,285.86/x
  3. Step 3: Cross multiply
    532,367.18x = 798,379.41 × 177,285.86
  4. Step 4: Simplify right side
    532,367.18x = 141,541,380,308.14
  5. Step 5: Solve for x
    x = 141,541,380,308.14/532,367.18
  6. Step 6: Final answer
    x = 265,871.72

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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.