Home / 349,864.14-482,814.53-196,905.36

Finding the Fourth Proportional to 349,864.14, 482,814.53 and 196,905.36

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Solution

The fourth proportional to 349,864.14, 482,814.53 and 196,905.36 is: 271,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,864.14 : 482,814.53 = 196,905.36 : x
  2. Step 2: Convert to fraction form
    349,864.14/482,814.53 = 196,905.36/x
  3. Step 3: Cross multiply
    349,864.14x = 482,814.53 × 196,905.36
  4. Step 4: Simplify right side
    349,864.14x = 95,068,768,842.88
  5. Step 5: Solve for x
    x = 95,068,768,842.88/349,864.14
  6. Step 6: Final answer
    x = 271,730.53

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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.