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Finding the Fourth Proportional to 635,345.64, 952,738.62 and 298,482

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Solution

The fourth proportional to 635,345.64, 952,738.62 and 298,482 is: 447,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,345.64 : 952,738.62 = 298,482 : x
  2. Step 2: Convert to fraction form
    635,345.64/952,738.62 = 298,482/x
  3. Step 3: Cross multiply
    635,345.64x = 952,738.62 × 298,482
  4. Step 4: Simplify right side
    635,345.64x = 284,375,328,774.84
  5. Step 5: Solve for x
    x = 284,375,328,774.84/635,345.64
  6. Step 6: Final answer
    x = 447,591.53

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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.