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Finding the Fourth Proportional to 283,480.70, 425,221.62 and 266,159.66

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Solution

The fourth proportional to 283,480.70, 425,221.62 and 266,159.66 is: 399,240.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,480.70 : 425,221.62 = 266,159.66 : x
  2. Step 2: Convert to fraction form
    283,480.70/425,221.62 = 266,159.66/x
  3. Step 3: Cross multiply
    283,480.70x = 425,221.62 × 266,159.66
  4. Step 4: Simplify right side
    283,480.70x = 113,176,841,803.85
  5. Step 5: Solve for x
    x = 113,176,841,803.85/283,480.70
  6. Step 6: Final answer
    x = 399,240.03

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