Home / 800,141.87-1,200,332.15-294,664.07

Finding the Fourth Proportional to 800,141.87, 1,200,332.15 and 294,664.07

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Solution

The fourth proportional to 800,141.87, 1,200,332.15 and 294,664.07 is: 442,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,141.87 : 1,200,332.15 = 294,664.07 : x
  2. Step 2: Convert to fraction form
    800,141.87/1,200,332.15 = 294,664.07/x
  3. Step 3: Cross multiply
    800,141.87x = 1,200,332.15 × 294,664.07
  4. Step 4: Simplify right side
    800,141.87x = 353,694,755,197.53
  5. Step 5: Solve for x
    x = 353,694,755,197.53/800,141.87
  6. Step 6: Final answer
    x = 442,040.05

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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.