Home / 349,669.11-482,542.66-196,707.41

Finding the Fourth Proportional to 349,669.11, 482,542.66 and 196,707.41

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Solution

The fourth proportional to 349,669.11, 482,542.66 and 196,707.41 is: 271,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,669.11 : 482,542.66 = 196,707.41 : x
  2. Step 2: Convert to fraction form
    349,669.11/482,542.66 = 196,707.41/x
  3. Step 3: Cross multiply
    349,669.11x = 482,542.66 × 196,707.41
  4. Step 4: Simplify right side
    349,669.11x = 94,919,713,466.86
  5. Step 5: Solve for x
    x = 94,919,713,466.86/349,669.11
  6. Step 6: Final answer
    x = 271,455.82

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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.