Home / 1,362,275.85-2,042,704.25-508,645.47

Finding the Fourth Proportional to 1,362,275.85, 2,042,704.25 and 508,645.47

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Solution

The fourth proportional to 1,362,275.85, 2,042,704.25 and 508,645.47 is: 762,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,275.85 : 2,042,704.25 = 508,645.47 : x
  2. Step 2: Convert to fraction form
    1,362,275.85/2,042,704.25 = 508,645.47/x
  3. Step 3: Cross multiply
    1,362,275.85x = 2,042,704.25 × 508,645.47
  4. Step 4: Simplify right side
    1,362,275.85x = 1,039,012,268,906.02
  5. Step 5: Solve for x
    x = 1,039,012,268,906.02/1,362,275.85
  6. Step 6: Final answer
    x = 762,703.29

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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.