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Finding the Fourth Proportional to 259,458.80, 357,869.13 and 168,647.27

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Solution

The fourth proportional to 259,458.80, 357,869.13 and 168,647.27 is: 232,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,458.80 : 357,869.13 = 168,647.27 : x
  2. Step 2: Convert to fraction form
    259,458.80/357,869.13 = 168,647.27/x
  3. Step 3: Cross multiply
    259,458.80x = 357,869.13 × 168,647.27
  4. Step 4: Simplify right side
    259,458.80x = 60,353,651,791.78
  5. Step 5: Solve for x
    x = 60,353,651,791.78/259,458.80
  6. Step 6: Final answer
    x = 232,613.62

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1.5x scale

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.