Home / 460,243.54-634,983.87-269,121.61

Finding the Fourth Proportional to 460,243.54, 634,983.87 and 269,121.61

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Solution

The fourth proportional to 460,243.54, 634,983.87 and 269,121.61 is: 371,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,243.54 : 634,983.87 = 269,121.61 : x
  2. Step 2: Convert to fraction form
    460,243.54/634,983.87 = 269,121.61/x
  3. Step 3: Cross multiply
    460,243.54x = 634,983.87 × 269,121.61
  4. Step 4: Simplify right side
    460,243.54x = 170,887,881,418.43
  5. Step 5: Solve for x
    x = 170,887,881,418.43/460,243.54
  6. Step 6: Final answer
    x = 371,298.82

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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.