Home / 1,166,836.75-1,750,255.14-280,372.75

Finding the Fourth Proportional to 1,166,836.75, 1,750,255.14 and 280,372.75

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Solution

The fourth proportional to 1,166,836.75, 1,750,255.14 and 280,372.75 is: 420,559.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,836.75 : 1,750,255.14 = 280,372.75 : x
  2. Step 2: Convert to fraction form
    1,166,836.75/1,750,255.14 = 280,372.75/x
  3. Step 3: Cross multiply
    1,166,836.75x = 1,750,255.14 × 280,372.75
  4. Step 4: Simplify right side
    1,166,836.75x = 490,723,846,803.44
  5. Step 5: Solve for x
    x = 490,723,846,803.44/1,166,836.75
  6. Step 6: Final answer
    x = 420,559.13

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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.