Home / 375,600.69-518,342.22-205,834.82

Finding the Fourth Proportional to 375,600.69, 518,342.22 and 205,834.82

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Solution

The fourth proportional to 375,600.69, 518,342.22 and 205,834.82 is: 284,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,600.69 : 518,342.22 = 205,834.82 : x
  2. Step 2: Convert to fraction form
    375,600.69/518,342.22 = 205,834.82/x
  3. Step 3: Cross multiply
    375,600.69x = 518,342.22 × 205,834.82
  4. Step 4: Simplify right side
    375,600.69x = 106,692,874,960.39
  5. Step 5: Solve for x
    x = 106,692,874,960.39/375,600.69
  6. Step 6: Final answer
    x = 284,059.32

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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.