Home / 275,354.28-380,122.38-184,677.12

Finding the Fourth Proportional to 275,354.28, 380,122.38 and 184,677.12

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Solution

The fourth proportional to 275,354.28, 380,122.38 and 184,677.12 is: 254,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,354.28 : 380,122.38 = 184,677.12 : x
  2. Step 2: Convert to fraction form
    275,354.28/380,122.38 = 184,677.12/x
  3. Step 3: Cross multiply
    275,354.28x = 380,122.38 × 184,677.12
  4. Step 4: Simplify right side
    275,354.28x = 70,199,906,385.95
  5. Step 5: Solve for x
    x = 70,199,906,385.95/275,354.28
  6. Step 6: Final answer
    x = 254,943.94

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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.