Home / 798,799.88-1,197,866.70-325,163.72

Finding the Fourth Proportional to 798,799.88, 1,197,866.70 and 325,163.72

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Solution

The fourth proportional to 798,799.88, 1,197,866.70 and 325,163.72 is: 487,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,799.88 : 1,197,866.70 = 325,163.72 : x
  2. Step 2: Convert to fraction form
    798,799.88/1,197,866.70 = 325,163.72/x
  3. Step 3: Cross multiply
    798,799.88x = 1,197,866.70 × 325,163.72
  4. Step 4: Simplify right side
    798,799.88x = 389,502,792,236.12
  5. Step 5: Solve for x
    x = 389,502,792,236.12/798,799.88
  6. Step 6: Final answer
    x = 487,609.98

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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.