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Finding the Fourth Proportional to 403,314.39, 604,767.47 and 225,773.73

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Solution

The fourth proportional to 403,314.39, 604,767.47 and 225,773.73 is: 338,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,314.39 : 604,767.47 = 225,773.73 : x
  2. Step 2: Convert to fraction form
    403,314.39/604,767.47 = 225,773.73/x
  3. Step 3: Cross multiply
    403,314.39x = 604,767.47 × 225,773.73
  4. Step 4: Simplify right side
    403,314.39x = 136,540,606,355.69
  5. Step 5: Solve for x
    x = 136,540,606,355.69/403,314.39
  6. Step 6: Final answer
    x = 338,546.33

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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.