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Finding the Fourth Proportional to 350,317.68, 482,932.44 and 249,540.72

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Solution

The fourth proportional to 350,317.68, 482,932.44 and 249,540.72 is: 344,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,317.68 : 482,932.44 = 249,540.72 : x
  2. Step 2: Convert to fraction form
    350,317.68/482,932.44 = 249,540.72/x
  3. Step 3: Cross multiply
    350,317.68x = 482,932.44 × 249,540.72
  4. Step 4: Simplify right side
    350,317.68x = 120,511,308,788.96
  5. Step 5: Solve for x
    x = 120,511,308,788.96/350,317.68
  6. Step 6: Final answer
    x = 344,005.79

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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.