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Finding the Fourth Proportional to 613,362.27, 846,464.78 and 341,412.91

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Solution

The fourth proportional to 613,362.27, 846,464.78 and 341,412.91 is: 471,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,362.27 : 846,464.78 = 341,412.91 : x
  2. Step 2: Convert to fraction form
    613,362.27/846,464.78 = 341,412.91/x
  3. Step 3: Cross multiply
    613,362.27x = 846,464.78 × 341,412.91
  4. Step 4: Simplify right side
    613,362.27x = 288,994,002,489.68
  5. Step 5: Solve for x
    x = 288,994,002,489.68/613,362.27
  6. Step 6: Final answer
    x = 471,163.64

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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.