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Finding the Fourth Proportional to 524,633.80, 788,700.30 and 447,651.40

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Solution

The fourth proportional to 524,633.80, 788,700.30 and 447,651.40 is: 672,969.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,633.80 : 788,700.30 = 447,651.40 : x
  2. Step 2: Convert to fraction form
    524,633.80/788,700.30 = 447,651.40/x
  3. Step 3: Cross multiply
    524,633.80x = 788,700.30 × 447,651.40
  4. Step 4: Simplify right side
    524,633.80x = 353,062,793,475.42
  5. Step 5: Solve for x
    x = 353,062,793,475.42/524,633.80
  6. Step 6: Final answer
    x = 672,969.97

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