Home / 801,799.30-1,202,698.14-328,485.52

Finding the Fourth Proportional to 801,799.30, 1,202,698.14 and 328,485.52

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Solution

The fourth proportional to 801,799.30, 1,202,698.14 and 328,485.52 is: 492,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,799.30 : 1,202,698.14 = 328,485.52 : x
  2. Step 2: Convert to fraction form
    801,799.30/1,202,698.14 = 328,485.52/x
  3. Step 3: Cross multiply
    801,799.30x = 1,202,698.14 × 328,485.52
  4. Step 4: Simplify right side
    801,799.30x = 395,068,923,920.93
  5. Step 5: Solve for x
    x = 395,068,923,920.93/801,799.30
  6. Step 6: Final answer
    x = 492,727.95

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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.