Home / 799,290.12-1,198,907.40-200,256.36

Finding the Fourth Proportional to 799,290.12, 1,198,907.40 and 200,256.36

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Solution

The fourth proportional to 799,290.12, 1,198,907.40 and 200,256.36 is: 300,377.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,290.12 : 1,198,907.40 = 200,256.36 : x
  2. Step 2: Convert to fraction form
    799,290.12/1,198,907.40 = 200,256.36/x
  3. Step 3: Cross multiply
    799,290.12x = 1,198,907.40 × 200,256.36
  4. Step 4: Simplify right side
    799,290.12x = 240,088,831,901.06
  5. Step 5: Solve for x
    x = 240,088,831,901.06/799,290.12
  6. Step 6: Final answer
    x = 300,377.58

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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.