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Finding the Fourth Proportional to 328,535.80, 492,803.70 and 295,358.20

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Solution

The fourth proportional to 328,535.80, 492,803.70 and 295,358.20 is: 443,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,535.80 : 492,803.70 = 295,358.20 : x
  2. Step 2: Convert to fraction form
    328,535.80/492,803.70 = 295,358.20/x
  3. Step 3: Cross multiply
    328,535.80x = 492,803.70 × 295,358.20
  4. Step 4: Simplify right side
    328,535.80x = 145,553,613,785.34
  5. Step 5: Solve for x
    x = 145,553,613,785.34/328,535.80
  6. Step 6: Final answer
    x = 443,037.30

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