Home / 297,288.11-410,255.49-161,318.60

Finding the Fourth Proportional to 297,288.11, 410,255.49 and 161,318.60

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Solution

The fourth proportional to 297,288.11, 410,255.49 and 161,318.60 is: 222,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,288.11 : 410,255.49 = 161,318.60 : x
  2. Step 2: Convert to fraction form
    297,288.11/410,255.49 = 161,318.60/x
  3. Step 3: Cross multiply
    297,288.11x = 410,255.49 × 161,318.60
  4. Step 4: Simplify right side
    297,288.11x = 66,181,839,237.84
  5. Step 5: Solve for x
    x = 66,181,839,237.84/297,288.11
  6. Step 6: Final answer
    x = 222,618.52

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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.