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Finding the Fourth Proportional to 406,434.70, 560,872.54 and 225,146.07

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Solution

The fourth proportional to 406,434.70, 560,872.54 and 225,146.07 is: 310,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,434.70 : 560,872.54 = 225,146.07 : x
  2. Step 2: Convert to fraction form
    406,434.70/560,872.54 = 225,146.07/x
  3. Step 3: Cross multiply
    406,434.70x = 560,872.54 × 225,146.07
  4. Step 4: Simplify right side
    406,434.70x = 126,278,248,151.92
  5. Step 5: Solve for x
    x = 126,278,248,151.92/406,434.70
  6. Step 6: Final answer
    x = 310,697.51

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