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Finding the Fourth Proportional to 366,917.20, 550,375.80 and 234,056.95

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Solution

The fourth proportional to 366,917.20, 550,375.80 and 234,056.95 is: 351,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,917.20 : 550,375.80 = 234,056.95 : x
  2. Step 2: Convert to fraction form
    366,917.20/550,375.80 = 234,056.95/x
  3. Step 3: Cross multiply
    366,917.20x = 550,375.80 × 234,056.95
  4. Step 4: Simplify right side
    366,917.20x = 128,819,281,101.81
  5. Step 5: Solve for x
    x = 128,819,281,101.81/366,917.20
  6. Step 6: Final answer
    x = 351,085.43

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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.