Home / 741,718.20-1,112,577.30-180,757.56

Finding the Fourth Proportional to 741,718.20, 1,112,577.30 and 180,757.56

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Solution

The fourth proportional to 741,718.20, 1,112,577.30 and 180,757.56 is: 271,136.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,718.20 : 1,112,577.30 = 180,757.56 : x
  2. Step 2: Convert to fraction form
    741,718.20/1,112,577.30 = 180,757.56/x
  3. Step 3: Cross multiply
    741,718.20x = 1,112,577.30 × 180,757.56
  4. Step 4: Simplify right side
    741,718.20x = 201,106,758,059.39
  5. Step 5: Solve for x
    x = 201,106,758,059.39/741,718.20
  6. Step 6: Final answer
    x = 271,136.34

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Double scale
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Similar ratio
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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.