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Finding the Fourth Proportional to 483,544.80, 725,317.20 and 151,120.80

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Solution

The fourth proportional to 483,544.80, 725,317.20 and 151,120.80 is: 226,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,544.80 : 725,317.20 = 151,120.80 : x
  2. Step 2: Convert to fraction form
    483,544.80/725,317.20 = 151,120.80/x
  3. Step 3: Cross multiply
    483,544.80x = 725,317.20 × 151,120.80
  4. Step 4: Simplify right side
    483,544.80x = 109,610,515,517.76
  5. Step 5: Solve for x
    x = 109,610,515,517.76/483,544.80
  6. Step 6: Final answer
    x = 226,681.20

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Similar ratio
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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.