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Finding the Fourth Proportional to 648,234.88, 894,613.71 and 357,902.43

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Solution

The fourth proportional to 648,234.88, 894,613.71 and 357,902.43 is: 493,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,234.88 : 894,613.71 = 357,902.43 : x
  2. Step 2: Convert to fraction form
    648,234.88/894,613.71 = 357,902.43/x
  3. Step 3: Cross multiply
    648,234.88x = 894,613.71 × 357,902.43
  4. Step 4: Simplify right side
    648,234.88x = 320,184,420,720.32
  5. Step 5: Solve for x
    x = 320,184,420,720.32/648,234.88
  6. Step 6: Final answer
    x = 493,932.73

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