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Finding the Fourth Proportional to 437,560.50, 656,451.45 and 122,017.44

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Solution

The fourth proportional to 437,560.50, 656,451.45 and 122,017.44 is: 183,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,560.50 : 656,451.45 = 122,017.44 : x
  2. Step 2: Convert to fraction form
    437,560.50/656,451.45 = 122,017.44/x
  3. Step 3: Cross multiply
    437,560.50x = 656,451.45 × 122,017.44
  4. Step 4: Simplify right side
    437,560.50x = 80,098,525,413.29
  5. Step 5: Solve for x
    x = 80,098,525,413.29/437,560.50
  6. Step 6: Final answer
    x = 183,057.03

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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.