Home / 800,346.98-1,200,582.99-231,736.55

Finding the Fourth Proportional to 800,346.98, 1,200,582.99 and 231,736.55

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Solution

The fourth proportional to 800,346.98, 1,200,582.99 and 231,736.55 is: 347,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,346.98 : 1,200,582.99 = 231,736.55 : x
  2. Step 2: Convert to fraction form
    800,346.98/1,200,582.99 = 231,736.55/x
  3. Step 3: Cross multiply
    800,346.98x = 1,200,582.99 × 231,736.55
  4. Step 4: Simplify right side
    800,346.98x = 278,218,963,092.74
  5. Step 5: Solve for x
    x = 278,218,963,092.74/800,346.98
  6. Step 6: Final answer
    x = 347,622.93

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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.