Home / 806,642.40-1,206,923.49-481,227.06

Finding the Fourth Proportional to 806,642.40, 1,206,923.49 and 481,227.06

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Solution

The fourth proportional to 806,642.40, 1,206,923.49 and 481,227.06 is: 720,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,642.40 : 1,206,923.49 = 481,227.06 : x
  2. Step 2: Convert to fraction form
    806,642.40/1,206,923.49 = 481,227.06/x
  3. Step 3: Cross multiply
    806,642.40x = 1,206,923.49 × 481,227.06
  4. Step 4: Simplify right side
    806,642.40x = 580,804,242,737.64
  5. Step 5: Solve for x
    x = 580,804,242,737.64/806,642.40
  6. Step 6: Final answer
    x = 720,026.92

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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.