Home / 1,108,382.40-1,662,747.84-360,253.44

Finding the Fourth Proportional to 1,108,382.40, 1,662,747.84 and 360,253.44

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Solution

The fourth proportional to 1,108,382.40, 1,662,747.84 and 360,253.44 is: 540,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,382.40 : 1,662,747.84 = 360,253.44 : x
  2. Step 2: Convert to fraction form
    1,108,382.40/1,662,747.84 = 360,253.44/x
  3. Step 3: Cross multiply
    1,108,382.40x = 1,662,747.84 × 360,253.44
  4. Step 4: Simplify right side
    1,108,382.40x = 599,010,629,212.57
  5. Step 5: Solve for x
    x = 599,010,629,212.57/1,108,382.40
  6. Step 6: Final answer
    x = 540,436.79

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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.