Home / 1,508,872.40-2,263,243.80-511,600.40

Finding the Fourth Proportional to 1,508,872.40, 2,263,243.80 and 511,600.40

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Solution

The fourth proportional to 1,508,872.40, 2,263,243.80 and 511,600.40 is: 767,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,872.40 : 2,263,243.80 = 511,600.40 : x
  2. Step 2: Convert to fraction form
    1,508,872.40/2,263,243.80 = 511,600.40/x
  3. Step 3: Cross multiply
    1,508,872.40x = 2,263,243.80 × 511,600.40
  4. Step 4: Simplify right side
    1,508,872.40x = 1,157,876,433,377.52
  5. Step 5: Solve for x
    x = 1,157,876,433,377.52/1,508,872.40
  6. Step 6: Final answer
    x = 767,378.63

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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.