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Finding the Fourth Proportional to 352,245, 486,098.10 and 201,345.24

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Solution

The fourth proportional to 352,245, 486,098.10 and 201,345.24 is: 277,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,245 : 486,098.10 = 201,345.24 : x
  2. Step 2: Convert to fraction form
    352,245/486,098.10 = 201,345.24/x
  3. Step 3: Cross multiply
    352,245x = 486,098.10 × 201,345.24
  4. Step 4: Simplify right side
    352,245x = 97,873,538,608.04
  5. Step 5: Solve for x
    x = 97,873,538,608.04/352,245
  6. Step 6: Final answer
    x = 277,856.43

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1.5x scale

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.