Home / 741,519.06-1,112,610.90-341,945.66

Finding the Fourth Proportional to 741,519.06, 1,112,610.90 and 341,945.66

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Solution

The fourth proportional to 741,519.06, 1,112,610.90 and 341,945.66 is: 513,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,519.06 : 1,112,610.90 = 341,945.66 : x
  2. Step 2: Convert to fraction form
    741,519.06/1,112,610.90 = 341,945.66/x
  3. Step 3: Cross multiply
    741,519.06x = 1,112,610.90 × 341,945.66
  4. Step 4: Simplify right side
    741,519.06x = 380,452,468,523.69
  5. Step 5: Solve for x
    x = 380,452,468,523.69/741,519.06
  6. Step 6: Final answer
    x = 513,071.73

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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.