Home / 275,310.20-380,061.56-184,633.12

Finding the Fourth Proportional to 275,310.20, 380,061.56 and 184,633.12

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Solution

The fourth proportional to 275,310.20, 380,061.56 and 184,633.12 is: 254,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,310.20 : 380,061.56 = 184,633.12 : x
  2. Step 2: Convert to fraction form
    275,310.20/380,061.56 = 184,633.12/x
  3. Step 3: Cross multiply
    275,310.20x = 380,061.56 × 184,633.12
  4. Step 4: Simplify right side
    275,310.20x = 70,171,951,614.87
  5. Step 5: Solve for x
    x = 70,171,951,614.87/275,310.20
  6. Step 6: Final answer
    x = 254,883.22

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1.5x scale

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.