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Finding the Fourth Proportional to 316,478.82, 474,390.18 and 197,877.81

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Solution

The fourth proportional to 316,478.82, 474,390.18 and 197,877.81 is: 296,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,478.82 : 474,390.18 = 197,877.81 : x
  2. Step 2: Convert to fraction form
    316,478.82/474,390.18 = 197,877.81/x
  3. Step 3: Cross multiply
    316,478.82x = 474,390.18 × 197,877.81
  4. Step 4: Simplify right side
    316,478.82x = 93,871,289,903.91
  5. Step 5: Solve for x
    x = 93,871,289,903.91/316,478.82
  6. Step 6: Final answer
    x = 296,611.60

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