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Finding the Fourth Proportional to 366,843.80, 550,265.70 and 334,366.85

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Solution

The fourth proportional to 366,843.80, 550,265.70 and 334,366.85 is: 501,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,843.80 : 550,265.70 = 334,366.85 : x
  2. Step 2: Convert to fraction form
    366,843.80/550,265.70 = 334,366.85/x
  3. Step 3: Cross multiply
    366,843.80x = 550,265.70 × 334,366.85
  4. Step 4: Simplify right side
    366,843.80x = 183,990,608,772.05
  5. Step 5: Solve for x
    x = 183,990,608,772.05/366,843.80
  6. Step 6: Final answer
    x = 501,550.28

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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.