Home / 809,614.64-1,214,426.22-336,300.46

Finding the Fourth Proportional to 809,614.64, 1,214,426.22 and 336,300.46

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Solution

The fourth proportional to 809,614.64, 1,214,426.22 and 336,300.46 is: 504,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,614.64 : 1,214,426.22 = 336,300.46 : x
  2. Step 2: Convert to fraction form
    809,614.64/1,214,426.22 = 336,300.46/x
  3. Step 3: Cross multiply
    809,614.64x = 1,214,426.22 × 336,300.46
  4. Step 4: Simplify right side
    809,614.64x = 408,412,092,124.87
  5. Step 5: Solve for x
    x = 408,412,092,124.87/809,614.64
  6. Step 6: Final answer
    x = 504,452.45

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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.