Home / 240,315.60-360,376.20-82,462.80

Finding the Fourth Proportional to 240,315.60, 360,376.20 and 82,462.80

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Solution

The fourth proportional to 240,315.60, 360,376.20 and 82,462.80 is: 123,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,315.60 : 360,376.20 = 82,462.80 : x
  2. Step 2: Convert to fraction form
    240,315.60/360,376.20 = 82,462.80/x
  3. Step 3: Cross multiply
    240,315.60x = 360,376.20 × 82,462.80
  4. Step 4: Simplify right side
    240,315.60x = 29,717,630,505.36
  5. Step 5: Solve for x
    x = 29,717,630,505.36/240,315.60
  6. Step 6: Final answer
    x = 123,660.85

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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.