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Finding the Fourth Proportional to 635,366.61, 952,838.49 and 256,189.41

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Solution

The fourth proportional to 635,366.61, 952,838.49 and 256,189.41 is: 384,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,366.61 : 952,838.49 = 256,189.41 : x
  2. Step 2: Convert to fraction form
    635,366.61/952,838.49 = 256,189.41/x
  3. Step 3: Cross multiply
    635,366.61x = 952,838.49 × 256,189.41
  4. Step 4: Simplify right side
    635,366.61x = 244,107,130,578.39
  5. Step 5: Solve for x
    x = 244,107,130,578.39/635,366.61
  6. Step 6: Final answer
    x = 384,198.87

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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.