Home / 325,567.35-489,099.51-229,725.18

Finding the Fourth Proportional to 325,567.35, 489,099.51 and 229,725.18

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Solution

The fourth proportional to 325,567.35, 489,099.51 and 229,725.18 is: 345,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,567.35 : 489,099.51 = 229,725.18 : x
  2. Step 2: Convert to fraction form
    325,567.35/489,099.51 = 229,725.18/x
  3. Step 3: Cross multiply
    325,567.35x = 489,099.51 × 229,725.18
  4. Step 4: Simplify right side
    325,567.35x = 112,358,472,972.66
  5. Step 5: Solve for x
    x = 112,358,472,972.66/325,567.35
  6. Step 6: Final answer
    x = 345,115.91

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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.