Home / 325,282.42-488,071.05-192,422.17

Finding the Fourth Proportional to 325,282.42, 488,071.05 and 192,422.17

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Solution

The fourth proportional to 325,282.42, 488,071.05 and 192,422.17 is: 288,720.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,282.42 : 488,071.05 = 192,422.17 : x
  2. Step 2: Convert to fraction form
    325,282.42/488,071.05 = 192,422.17/x
  3. Step 3: Cross multiply
    325,282.42x = 488,071.05 × 192,422.17
  4. Step 4: Simplify right side
    325,282.42x = 93,915,690,555.18
  5. Step 5: Solve for x
    x = 93,915,690,555.18/325,282.42
  6. Step 6: Final answer
    x = 288,720.46

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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.