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Finding the Fourth Proportional to 335,233.26, 462,638.52 and 207,949.86

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Solution

The fourth proportional to 335,233.26, 462,638.52 and 207,949.86 is: 286,981.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,233.26 : 462,638.52 = 207,949.86 : x
  2. Step 2: Convert to fraction form
    335,233.26/462,638.52 = 207,949.86/x
  3. Step 3: Cross multiply
    335,233.26x = 462,638.52 × 207,949.86
  4. Step 4: Simplify right side
    335,233.26x = 96,205,615,464.61
  5. Step 5: Solve for x
    x = 96,205,615,464.61/335,233.26
  6. Step 6: Final answer
    x = 286,981.12

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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.