Home / 439,543.06-659,585.31-173,258.26

Finding the Fourth Proportional to 439,543.06, 659,585.31 and 173,258.26

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Solution

The fourth proportional to 439,543.06, 659,585.31 and 173,258.26 is: 259,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,543.06 : 659,585.31 = 173,258.26 : x
  2. Step 2: Convert to fraction form
    439,543.06/659,585.31 = 173,258.26/x
  3. Step 3: Cross multiply
    439,543.06x = 659,585.31 × 173,258.26
  4. Step 4: Simplify right side
    439,543.06x = 114,278,603,132.16
  5. Step 5: Solve for x
    x = 114,278,603,132.16/439,543.06
  6. Step 6: Final answer
    x = 259,994.10

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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.