Home / 349,376.24-482,156.31-196,462.58

Finding the Fourth Proportional to 349,376.24, 482,156.31 and 196,462.58

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Solution

The fourth proportional to 349,376.24, 482,156.31 and 196,462.58 is: 271,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,376.24 : 482,156.31 = 196,462.58 : x
  2. Step 2: Convert to fraction form
    349,376.24/482,156.31 = 196,462.58/x
  3. Step 3: Cross multiply
    349,376.24x = 482,156.31 × 196,462.58
  4. Step 4: Simplify right side
    349,376.24x = 94,725,670,215.10
  5. Step 5: Solve for x
    x = 94,725,670,215.10/349,376.24
  6. Step 6: Final answer
    x = 271,127.97

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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.