Home / 349,921.86-482,907.52-196,969.92

Finding the Fourth Proportional to 349,921.86, 482,907.52 and 196,969.92

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Solution

The fourth proportional to 349,921.86, 482,907.52 and 196,969.92 is: 271,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,921.86 : 482,907.52 = 196,969.92 : x
  2. Step 2: Convert to fraction form
    349,921.86/482,907.52 = 196,969.92/x
  3. Step 3: Cross multiply
    349,921.86x = 482,907.52 × 196,969.92
  4. Step 4: Simplify right side
    349,921.86x = 95,118,255,581.80
  5. Step 5: Solve for x
    x = 95,118,255,581.80/349,921.86
  6. Step 6: Final answer
    x = 271,827.13

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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.