Home / 1,116,676.80-1,675,015.20-275,228.55

Finding the Fourth Proportional to 1,116,676.80, 1,675,015.20 and 275,228.55

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Solution

The fourth proportional to 1,116,676.80, 1,675,015.20 and 275,228.55 is: 412,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,676.80 : 1,675,015.20 = 275,228.55 : x
  2. Step 2: Convert to fraction form
    1,116,676.80/1,675,015.20 = 275,228.55/x
  3. Step 3: Cross multiply
    1,116,676.80x = 1,675,015.20 × 275,228.55
  4. Step 4: Simplify right side
    1,116,676.80x = 461,012,004,723.96
  5. Step 5: Solve for x
    x = 461,012,004,723.96/1,116,676.80
  6. Step 6: Final answer
    x = 412,842.83

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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.