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Finding the Fourth Proportional to 337,281.86, 465,449.13 and 186,378.86

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Solution

The fourth proportional to 337,281.86, 465,449.13 and 186,378.86 is: 257,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,281.86 : 465,449.13 = 186,378.86 : x
  2. Step 2: Convert to fraction form
    337,281.86/465,449.13 = 186,378.86/x
  3. Step 3: Cross multiply
    337,281.86x = 465,449.13 × 186,378.86
  4. Step 4: Simplify right side
    337,281.86x = 86,749,878,237.39
  5. Step 5: Solve for x
    x = 86,749,878,237.39/337,281.86
  6. Step 6: Final answer
    x = 257,202.92

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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.