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Finding the Fourth Proportional to 341,469.20, 511,773.15 and 173,031.93

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Solution

The fourth proportional to 341,469.20, 511,773.15 and 173,031.93 is: 259,329.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,469.20 : 511,773.15 = 173,031.93 : x
  2. Step 2: Convert to fraction form
    341,469.20/511,773.15 = 173,031.93/x
  3. Step 3: Cross multiply
    341,469.20x = 511,773.15 × 173,031.93
  4. Step 4: Simplify right side
    341,469.20x = 88,553,095,866.68
  5. Step 5: Solve for x
    x = 88,553,095,866.68/341,469.20
  6. Step 6: Final answer
    x = 259,329.68

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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.