Home / 297,731.20-410,860.56-161,759.20

Finding the Fourth Proportional to 297,731.20, 410,860.56 and 161,759.20

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Solution

The fourth proportional to 297,731.20, 410,860.56 and 161,759.20 is: 223,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,731.20 : 410,860.56 = 161,759.20 : x
  2. Step 2: Convert to fraction form
    297,731.20/410,860.56 = 161,759.20/x
  3. Step 3: Cross multiply
    297,731.20x = 410,860.56 × 161,759.20
  4. Step 4: Simplify right side
    297,731.20x = 66,460,475,497.15
  5. Step 5: Solve for x
    x = 66,460,475,497.15/297,731.20
  6. Step 6: Final answer
    x = 223,223.08

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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.