Home / 439,944.80-659,787.60-173,616.80

Finding the Fourth Proportional to 439,944.80, 659,787.60 and 173,616.80

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Solution

The fourth proportional to 439,944.80, 659,787.60 and 173,616.80 is: 260,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,944.80 : 659,787.60 = 173,616.80 : x
  2. Step 2: Convert to fraction form
    439,944.80/659,787.60 = 173,616.80/x
  3. Step 3: Cross multiply
    439,944.80x = 659,787.60 × 173,616.80
  4. Step 4: Simplify right side
    439,944.80x = 114,550,211,791.68
  5. Step 5: Solve for x
    x = 114,550,211,791.68/439,944.80
  6. Step 6: Final answer
    x = 260,374.06

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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.