Home / 439,638.60-659,113.38-173,598.25

Finding the Fourth Proportional to 439,638.60, 659,113.38 and 173,598.25

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Solution

The fourth proportional to 439,638.60, 659,113.38 and 173,598.25 is: 260,261.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,638.60 : 659,113.38 = 173,598.25 : x
  2. Step 2: Convert to fraction form
    439,638.60/659,113.38 = 173,598.25/x
  3. Step 3: Cross multiply
    439,638.60x = 659,113.38 × 173,598.25
  4. Step 4: Simplify right side
    439,638.60x = 114,420,929,319.59
  5. Step 5: Solve for x
    x = 114,420,929,319.59/439,638.60
  6. Step 6: Final answer
    x = 260,261.34

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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.