Home / 798,921.60-1,197,799.20-325,363.20

Finding the Fourth Proportional to 798,921.60, 1,197,799.20 and 325,363.20

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Solution

The fourth proportional to 798,921.60, 1,197,799.20 and 325,363.20 is: 487,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,921.60 : 1,197,799.20 = 325,363.20 : x
  2. Step 2: Convert to fraction form
    798,921.60/1,197,799.20 = 325,363.20/x
  3. Step 3: Cross multiply
    798,921.60x = 1,197,799.20 × 325,363.20
  4. Step 4: Simplify right side
    798,921.60x = 389,719,780,669.44
  5. Step 5: Solve for x
    x = 389,719,780,669.44/798,921.60
  6. Step 6: Final answer
    x = 487,807.29

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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.