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Finding the Fourth Proportional to 635,130.92, 952,883.52 and 255,856.48

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Solution

The fourth proportional to 635,130.92, 952,883.52 and 255,856.48 is: 383,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,130.92 : 952,883.52 = 255,856.48 : x
  2. Step 2: Convert to fraction form
    635,130.92/952,883.52 = 255,856.48/x
  3. Step 3: Cross multiply
    635,130.92x = 952,883.52 × 255,856.48
  4. Step 4: Simplify right side
    635,130.92x = 243,801,423,641.12
  5. Step 5: Solve for x
    x = 243,801,423,641.12/635,130.92
  6. Step 6: Final answer
    x = 383,860.11

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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.