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Finding the Fourth Proportional to 516,013.34, 712,074.24 and 286,585.43

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Solution

The fourth proportional to 516,013.34, 712,074.24 and 286,585.43 is: 395,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,013.34 : 712,074.24 = 286,585.43 : x
  2. Step 2: Convert to fraction form
    516,013.34/712,074.24 = 286,585.43/x
  3. Step 3: Cross multiply
    516,013.34x = 712,074.24 × 286,585.43
  4. Step 4: Simplify right side
    516,013.34x = 204,070,098,701.95
  5. Step 5: Solve for x
    x = 204,070,098,701.95/516,013.34
  6. Step 6: Final answer
    x = 395,474.47

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