Home / 792,754.19-1,189,312.92-343,550.46

Finding the Fourth Proportional to 792,754.19, 1,189,312.92 and 343,550.46

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Solution

The fourth proportional to 792,754.19, 1,189,312.92 and 343,550.46 is: 515,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,754.19 : 1,189,312.92 = 343,550.46 : x
  2. Step 2: Convert to fraction form
    792,754.19/1,189,312.92 = 343,550.46/x
  3. Step 3: Cross multiply
    792,754.19x = 1,189,312.92 × 343,550.46
  4. Step 4: Simplify right side
    792,754.19x = 408,589,000,749.94
  5. Step 5: Solve for x
    x = 408,589,000,749.94/792,754.19
  6. Step 6: Final answer
    x = 515,404.41

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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.