Home / 274,799.80-412,218.90-108,566.20

Finding the Fourth Proportional to 274,799.80, 412,218.90 and 108,566.20

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Solution

The fourth proportional to 274,799.80, 412,218.90 and 108,566.20 is: 162,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,799.80 : 412,218.90 = 108,566.20 : x
  2. Step 2: Convert to fraction form
    274,799.80/412,218.90 = 108,566.20/x
  3. Step 3: Cross multiply
    274,799.80x = 412,218.90 × 108,566.20
  4. Step 4: Simplify right side
    274,799.80x = 44,753,039,541.18
  5. Step 5: Solve for x
    x = 44,753,039,541.18/274,799.80
  6. Step 6: Final answer
    x = 162,856.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.