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Finding the Fourth Proportional to 337,339.12, 505,599.42 and 247,761.96

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Solution

The fourth proportional to 337,339.12, 505,599.42 and 247,761.96 is: 371,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,339.12 : 505,599.42 = 247,761.96 : x
  2. Step 2: Convert to fraction form
    337,339.12/505,599.42 = 247,761.96/x
  3. Step 3: Cross multiply
    337,339.12x = 505,599.42 × 247,761.96
  4. Step 4: Simplify right side
    337,339.12x = 125,268,303,274.06
  5. Step 5: Solve for x
    x = 125,268,303,274.06/337,339.12
  6. Step 6: Final answer
    x = 371,342.36

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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.