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Finding the Fourth Proportional to 635,294.72, 952,739.99 and 208,732.22

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Solution

The fourth proportional to 635,294.72, 952,739.99 and 208,732.22 is: 313,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,294.72 : 952,739.99 = 208,732.22 : x
  2. Step 2: Convert to fraction form
    635,294.72/952,739.99 = 208,732.22/x
  3. Step 3: Cross multiply
    635,294.72x = 952,739.99 × 208,732.22
  4. Step 4: Simplify right side
    635,294.72x = 198,867,527,388.12
  5. Step 5: Solve for x
    x = 198,867,527,388.12/635,294.72
  6. Step 6: Final answer
    x = 313,031.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.