Home / 297,389.03-410,397.18-161,422.95

Finding the Fourth Proportional to 297,389.03, 410,397.18 and 161,422.95

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Solution

The fourth proportional to 297,389.03, 410,397.18 and 161,422.95 is: 222,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,389.03 : 410,397.18 = 161,422.95 : x
  2. Step 2: Convert to fraction form
    297,389.03/410,397.18 = 161,422.95/x
  3. Step 3: Cross multiply
    297,389.03x = 410,397.18 × 161,422.95
  4. Step 4: Simplify right side
    297,389.03x = 66,247,522,660.17
  5. Step 5: Solve for x
    x = 66,247,522,660.17/297,389.03
  6. Step 6: Final answer
    x = 222,763.84

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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.