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Finding the Fourth Proportional to 265,834.90, 366,644.88 and 170,350.48

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Solution

The fourth proportional to 265,834.90, 366,644.88 and 170,350.48 is: 234,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,834.90 : 366,644.88 = 170,350.48 : x
  2. Step 2: Convert to fraction form
    265,834.90/366,644.88 = 170,350.48/x
  3. Step 3: Cross multiply
    265,834.90x = 366,644.88 × 170,350.48
  4. Step 4: Simplify right side
    265,834.90x = 62,458,131,297.54
  5. Step 5: Solve for x
    x = 62,458,131,297.54/265,834.90
  6. Step 6: Final answer
    x = 234,950.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.