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Finding the Fourth Proportional to 361,339.17, 541,417.46 and 218,752.26

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Solution

The fourth proportional to 361,339.17, 541,417.46 and 218,752.26 is: 327,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,339.17 : 541,417.46 = 218,752.26 : x
  2. Step 2: Convert to fraction form
    361,339.17/541,417.46 = 218,752.26/x
  3. Step 3: Cross multiply
    361,339.17x = 541,417.46 × 218,752.26
  4. Step 4: Simplify right side
    361,339.17x = 118,436,291,884.70
  5. Step 5: Solve for x
    x = 118,436,291,884.70/361,339.17
  6. Step 6: Final answer
    x = 327,770.42

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1.5x scale

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.