Home / 741,588.72-1,112,469.48-268,496.88

Finding the Fourth Proportional to 741,588.72, 1,112,469.48 and 268,496.88

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Solution

The fourth proportional to 741,588.72, 1,112,469.48 and 268,496.88 is: 402,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,588.72 : 1,112,469.48 = 268,496.88 : x
  2. Step 2: Convert to fraction form
    741,588.72/1,112,469.48 = 268,496.88/x
  3. Step 3: Cross multiply
    741,588.72x = 1,112,469.48 × 268,496.88
  4. Step 4: Simplify right side
    741,588.72x = 298,694,584,475.22
  5. Step 5: Solve for x
    x = 298,694,584,475.22/741,588.72
  6. Step 6: Final answer
    x = 402,776.60

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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.