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Finding the Fourth Proportional to 447,330.80, 670,801.80 and 147,695.60

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Solution

The fourth proportional to 447,330.80, 670,801.80 and 147,695.60 is: 221,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,330.80 : 670,801.80 = 147,695.60 : x
  2. Step 2: Convert to fraction form
    447,330.80/670,801.80 = 147,695.60/x
  3. Step 3: Cross multiply
    447,330.80x = 670,801.80 × 147,695.60
  4. Step 4: Simplify right side
    447,330.80x = 99,074,474,332.08
  5. Step 5: Solve for x
    x = 99,074,474,332.08/447,330.80
  6. Step 6: Final answer
    x = 221,479.21

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