Home / 297,295.12-410,265.15-161,325.61

Finding the Fourth Proportional to 297,295.12, 410,265.15 and 161,325.61

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Solution

The fourth proportional to 297,295.12, 410,265.15 and 161,325.61 is: 222,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,295.12 : 410,265.15 = 161,325.61 : x
  2. Step 2: Convert to fraction form
    297,295.12/410,265.15 = 161,325.61/x
  3. Step 3: Cross multiply
    297,295.12x = 410,265.15 × 161,325.61
  4. Step 4: Simplify right side
    297,295.12x = 66,186,275,585.49
  5. Step 5: Solve for x
    x = 66,186,275,585.49/297,295.12
  6. Step 6: Final answer
    x = 222,628.19

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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.