Home / 741,687.45-1,112,163.12-236,182.56

Finding the Fourth Proportional to 741,687.45, 1,112,163.12 and 236,182.56

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Solution

The fourth proportional to 741,687.45, 1,112,163.12 and 236,182.56 is: 354,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,687.45 : 1,112,163.12 = 236,182.56 : x
  2. Step 2: Convert to fraction form
    741,687.45/1,112,163.12 = 236,182.56/x
  3. Step 3: Cross multiply
    741,687.45x = 1,112,163.12 × 236,182.56
  4. Step 4: Simplify right side
    741,687.45x = 262,673,532,819.19
  5. Step 5: Solve for x
    x = 262,673,532,819.19/741,687.45
  6. Step 6: Final answer
    x = 354,156.64

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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.