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Finding the Fourth Proportional to 366,940.95, 550,411.43 and 234,080.70

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Solution

The fourth proportional to 366,940.95, 550,411.43 and 234,080.70 is: 351,121.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,940.95 : 550,411.43 = 234,080.70 : x
  2. Step 2: Convert to fraction form
    366,940.95/550,411.43 = 234,080.70/x
  3. Step 3: Cross multiply
    366,940.95x = 550,411.43 × 234,080.70
  4. Step 4: Simplify right side
    366,940.95x = 128,840,691,652.00
  5. Step 5: Solve for x
    x = 128,840,691,652.00/366,940.95
  6. Step 6: Final answer
    x = 351,121.05

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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.