Home / 741,278.48-1,111,919.32-267,963.04

Finding the Fourth Proportional to 741,278.48, 1,111,919.32 and 267,963.04

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Solution

The fourth proportional to 741,278.48, 1,111,919.32 and 267,963.04 is: 401,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,278.48 : 1,111,919.32 = 267,963.04 : x
  2. Step 2: Convert to fraction form
    741,278.48/1,111,919.32 = 267,963.04/x
  3. Step 3: Cross multiply
    741,278.48x = 1,111,919.32 × 267,963.04
  4. Step 4: Simplify right side
    741,278.48x = 297,953,281,221.93
  5. Step 5: Solve for x
    x = 297,953,281,221.93/741,278.48
  6. Step 6: Final answer
    x = 401,945.14

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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.