Home / 1,166,844.75-1,750,267.13-280,380.75

Finding the Fourth Proportional to 1,166,844.75, 1,750,267.13 and 280,380.75

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Solution

The fourth proportional to 1,166,844.75, 1,750,267.13 and 280,380.75 is: 420,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,844.75 : 1,750,267.13 = 280,380.75 : x
  2. Step 2: Convert to fraction form
    1,166,844.75/1,750,267.13 = 280,380.75/x
  3. Step 3: Cross multiply
    1,166,844.75x = 1,750,267.13 × 280,380.75
  4. Step 4: Simplify right side
    1,166,844.75x = 490,741,209,207.84
  5. Step 5: Solve for x
    x = 490,741,209,207.84/1,166,844.75
  6. Step 6: Final answer
    x = 420,571.13

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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.