Home / 798,972.80-1,199,139.60-325,997.60

Finding the Fourth Proportional to 798,972.80, 1,199,139.60 and 325,997.60

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Solution

The fourth proportional to 798,972.80, 1,199,139.60 and 325,997.60 is: 489,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,972.80 : 1,199,139.60 = 325,997.60 : x
  2. Step 2: Convert to fraction form
    798,972.80/1,199,139.60 = 325,997.60/x
  3. Step 3: Cross multiply
    798,972.80x = 1,199,139.60 × 325,997.60
  4. Step 4: Simplify right side
    798,972.80x = 390,916,631,664.96
  5. Step 5: Solve for x
    x = 390,916,631,664.96/798,972.80
  6. Step 6: Final answer
    x = 489,274.02

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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.