Home / 496,025.43-684,512.27-275,260.51

Finding the Fourth Proportional to 496,025.43, 684,512.27 and 275,260.51

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Solution

The fourth proportional to 496,025.43, 684,512.27 and 275,260.51 is: 379,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,025.43 : 684,512.27 = 275,260.51 : x
  2. Step 2: Convert to fraction form
    496,025.43/684,512.27 = 275,260.51/x
  3. Step 3: Cross multiply
    496,025.43x = 684,512.27 × 275,260.51
  4. Step 4: Simplify right side
    496,025.43x = 188,419,192,428.47
  5. Step 5: Solve for x
    x = 188,419,192,428.47/496,025.43
  6. Step 6: Final answer
    x = 379,857.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.