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Finding the Fourth Proportional to 344,679.62, 475,642.52 and 199,462.14

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Solution

The fourth proportional to 344,679.62, 475,642.52 and 199,462.14 is: 275,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,679.62 : 475,642.52 = 199,462.14 : x
  2. Step 2: Convert to fraction form
    344,679.62/475,642.52 = 199,462.14/x
  3. Step 3: Cross multiply
    344,679.62x = 475,642.52 × 199,462.14
  4. Step 4: Simplify right side
    344,679.62x = 94,872,673,916.88
  5. Step 5: Solve for x
    x = 94,872,673,916.88/344,679.62
  6. Step 6: Final answer
    x = 275,248.87

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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.