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Finding the Fourth Proportional to 530,771.05, 732,468.77 and 289,054.72

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Solution

The fourth proportional to 530,771.05, 732,468.77 and 289,054.72 is: 398,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,771.05 : 732,468.77 = 289,054.72 : x
  2. Step 2: Convert to fraction form
    530,771.05/732,468.77 = 289,054.72/x
  3. Step 3: Cross multiply
    530,771.05x = 732,468.77 × 289,054.72
  4. Step 4: Simplify right side
    530,771.05x = 211,723,555,221.09
  5. Step 5: Solve for x
    x = 211,723,555,221.09/530,771.05
  6. Step 6: Final answer
    x = 398,898.08

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