Home / 709,254.25-1,063,240.31-481,625.82

Finding the Fourth Proportional to 709,254.25, 1,063,240.31 and 481,625.82

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Solution

The fourth proportional to 709,254.25, 1,063,240.31 and 481,625.82 is: 722,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,254.25 : 1,063,240.31 = 481,625.82 : x
  2. Step 2: Convert to fraction form
    709,254.25/1,063,240.31 = 481,625.82/x
  3. Step 3: Cross multiply
    709,254.25x = 1,063,240.31 × 481,625.82
  4. Step 4: Simplify right side
    709,254.25x = 512,083,986,887.82
  5. Step 5: Solve for x
    x = 512,083,986,887.82/709,254.25
  6. Step 6: Final answer
    x = 722,003.41

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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.