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Finding the Fourth Proportional to 359,722.24, 496,476.72 and 343,778.56

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Solution

The fourth proportional to 359,722.24, 496,476.72 and 343,778.56 is: 474,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,722.24 : 496,476.72 = 343,778.56 : x
  2. Step 2: Convert to fraction form
    359,722.24/496,476.72 = 343,778.56/x
  3. Step 3: Cross multiply
    359,722.24x = 496,476.72 × 343,778.56
  4. Step 4: Simplify right side
    359,722.24x = 170,678,051,875.12
  5. Step 5: Solve for x
    x = 170,678,051,875.12/359,722.24
  6. Step 6: Final answer
    x = 474,471.78

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