Home / 792,752.31-1,189,310.11-343,548.59

Finding the Fourth Proportional to 792,752.31, 1,189,310.11 and 343,548.59

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Solution

The fourth proportional to 792,752.31, 1,189,310.11 and 343,548.59 is: 515,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,752.31 : 1,189,310.11 = 343,548.59 : x
  2. Step 2: Convert to fraction form
    792,752.31/1,189,310.11 = 343,548.59/x
  3. Step 3: Cross multiply
    792,752.31x = 1,189,310.11 × 343,548.59
  4. Step 4: Simplify right side
    792,752.31x = 408,585,804,557.82
  5. Step 5: Solve for x
    x = 408,585,804,557.82/792,752.31
  6. Step 6: Final answer
    x = 515,401.59

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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.