Home / 741,791.39-1,112,894.45-243,505.31

Finding the Fourth Proportional to 741,791.39, 1,112,894.45 and 243,505.31

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Solution

The fourth proportional to 741,791.39, 1,112,894.45 and 243,505.31 is: 365,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,791.39 : 1,112,894.45 = 243,505.31 : x
  2. Step 2: Convert to fraction form
    741,791.39/1,112,894.45 = 243,505.31/x
  3. Step 3: Cross multiply
    741,791.39x = 1,112,894.45 × 243,505.31
  4. Step 4: Simplify right side
    741,791.39x = 270,995,706,827.00
  5. Step 5: Solve for x
    x = 270,995,706,827.00/741,791.39
  6. Step 6: Final answer
    x = 365,326.03

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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.