Home / 1,166,847.75-1,750,271.67-280,383.75

Finding the Fourth Proportional to 1,166,847.75, 1,750,271.67 and 280,383.75

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Solution

The fourth proportional to 1,166,847.75, 1,750,271.67 and 280,383.75 is: 420,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,847.75 : 1,750,271.67 = 280,383.75 : x
  2. Step 2: Convert to fraction form
    1,166,847.75/1,750,271.67 = 280,383.75/x
  3. Step 3: Cross multiply
    1,166,847.75x = 1,750,271.67 × 280,383.75
  4. Step 4: Simplify right side
    1,166,847.75x = 490,747,734,353.36
  5. Step 5: Solve for x
    x = 490,747,734,353.36/1,166,847.75
  6. Step 6: Final answer
    x = 420,575.64

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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.