Home / 479,217.06-718,555.86-159,197.60

Finding the Fourth Proportional to 479,217.06, 718,555.86 and 159,197.60

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Solution

The fourth proportional to 479,217.06, 718,555.86 and 159,197.60 is: 238,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,217.06 : 718,555.86 = 159,197.60 : x
  2. Step 2: Convert to fraction form
    479,217.06/718,555.86 = 159,197.60/x
  3. Step 3: Cross multiply
    479,217.06x = 718,555.86 × 159,197.60
  4. Step 4: Simplify right side
    479,217.06x = 114,392,370,174.33
  5. Step 5: Solve for x
    x = 114,392,370,174.33/479,217.06
  6. Step 6: Final answer
    x = 238,706.80

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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.