Home / 1,198,852.13-1,798,236.72-300,301.61

Finding the Fourth Proportional to 1,198,852.13, 1,798,236.72 and 300,301.61

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Solution

The fourth proportional to 1,198,852.13, 1,798,236.72 and 300,301.61 is: 450,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,852.13 : 1,798,236.72 = 300,301.61 : x
  2. Step 2: Convert to fraction form
    1,198,852.13/1,798,236.72 = 300,301.61/x
  3. Step 3: Cross multiply
    1,198,852.13x = 1,798,236.72 × 300,301.61
  4. Step 4: Simplify right side
    1,198,852.13x = 540,013,382,177.12
  5. Step 5: Solve for x
    x = 540,013,382,177.12/1,198,852.13
  6. Step 6: Final answer
    x = 450,442.03

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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.