Home / 451,306.26-677,061.55-151,778.60

Finding the Fourth Proportional to 451,306.26, 677,061.55 and 151,778.60

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Solution

The fourth proportional to 451,306.26, 677,061.55 and 151,778.60 is: 227,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,306.26 : 677,061.55 = 151,778.60 : x
  2. Step 2: Convert to fraction form
    451,306.26/677,061.55 = 151,778.60/x
  3. Step 3: Cross multiply
    451,306.26x = 677,061.55 × 151,778.60
  4. Step 4: Simplify right side
    451,306.26x = 102,763,454,172.83
  5. Step 5: Solve for x
    x = 102,763,454,172.83/451,306.26
  6. Step 6: Final answer
    x = 227,702.26

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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.