Home / 439,638.10-659,112.63-173,597.75

Finding the Fourth Proportional to 439,638.10, 659,112.63 and 173,597.75

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Solution

The fourth proportional to 439,638.10, 659,112.63 and 173,597.75 is: 260,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,638.10 : 659,112.63 = 173,597.75 : x
  2. Step 2: Convert to fraction form
    439,638.10/659,112.63 = 173,597.75/x
  3. Step 3: Cross multiply
    439,638.10x = 659,112.63 × 173,597.75
  4. Step 4: Simplify right side
    439,638.10x = 114,420,469,564.58
  5. Step 5: Solve for x
    x = 114,420,469,564.58/439,638.10
  6. Step 6: Final answer
    x = 260,260.59

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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.