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Finding the Fourth Proportional to 322,584.60, 444,510.22 and 249,543.79

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Solution

The fourth proportional to 322,584.60, 444,510.22 and 249,543.79 is: 343,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,584.60 : 444,510.22 = 249,543.79 : x
  2. Step 2: Convert to fraction form
    322,584.60/444,510.22 = 249,543.79/x
  3. Step 3: Cross multiply
    322,584.60x = 444,510.22 × 249,543.79
  4. Step 4: Simplify right side
    322,584.60x = 110,924,764,992.53
  5. Step 5: Solve for x
    x = 110,924,764,992.53/322,584.60
  6. Step 6: Final answer
    x = 343,862.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.