Home / 791,895.60-1,188,064.44-259,790.88

Finding the Fourth Proportional to 791,895.60, 1,188,064.44 and 259,790.88

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Solution

The fourth proportional to 791,895.60, 1,188,064.44 and 259,790.88 is: 389,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,895.60 : 1,188,064.44 = 259,790.88 : x
  2. Step 2: Convert to fraction form
    791,895.60/1,188,064.44 = 259,790.88/x
  3. Step 3: Cross multiply
    791,895.60x = 1,188,064.44 × 259,790.88
  4. Step 4: Simplify right side
    791,895.60x = 308,648,306,364.31
  5. Step 5: Solve for x
    x = 308,648,306,364.31/791,895.60
  6. Step 6: Final answer
    x = 389,758.83

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Double scale
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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.