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Finding the Fourth Proportional to 437,633.70, 656,450.55 and 260,049.30

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Solution

The fourth proportional to 437,633.70, 656,450.55 and 260,049.30 is: 390,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,633.70 : 656,450.55 = 260,049.30 : x
  2. Step 2: Convert to fraction form
    437,633.70/656,450.55 = 260,049.30/x
  3. Step 3: Cross multiply
    437,633.70x = 656,450.55 × 260,049.30
  4. Step 4: Simplify right side
    437,633.70x = 170,709,506,012.12
  5. Step 5: Solve for x
    x = 170,709,506,012.12/437,633.70
  6. Step 6: Final answer
    x = 390,073.95

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