Home / 798,845.80-1,198,949.10-325,870.60

Finding the Fourth Proportional to 798,845.80, 1,198,949.10 and 325,870.60

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Solution

The fourth proportional to 798,845.80, 1,198,949.10 and 325,870.60 is: 489,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,845.80 : 1,198,949.10 = 325,870.60 : x
  2. Step 2: Convert to fraction form
    798,845.80/1,198,949.10 = 325,870.60/x
  3. Step 3: Cross multiply
    798,845.80x = 1,198,949.10 × 325,870.60
  4. Step 4: Simplify right side
    798,845.80x = 390,702,262,586.46
  5. Step 5: Solve for x
    x = 390,702,262,586.46/798,845.80
  6. Step 6: Final answer
    x = 489,083.45

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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.