Home / 416,244.28-624,464.82-135,761.50

Finding the Fourth Proportional to 416,244.28, 624,464.82 and 135,761.50

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Solution

The fourth proportional to 416,244.28, 624,464.82 and 135,761.50 is: 203,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,244.28 : 624,464.82 = 135,761.50 : x
  2. Step 2: Convert to fraction form
    416,244.28/624,464.82 = 135,761.50/x
  3. Step 3: Cross multiply
    416,244.28x = 624,464.82 × 135,761.50
  4. Step 4: Simplify right side
    416,244.28x = 84,778,280,660.43
  5. Step 5: Solve for x
    x = 84,778,280,660.43/416,244.28
  6. Step 6: Final answer
    x = 203,674.34

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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.