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Finding the Fourth Proportional to 425,316.80, 637,975.20 and 351,505.55

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Solution

The fourth proportional to 425,316.80, 637,975.20 and 351,505.55 is: 527,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,316.80 : 637,975.20 = 351,505.55 : x
  2. Step 2: Convert to fraction form
    425,316.80/637,975.20 = 351,505.55/x
  3. Step 3: Cross multiply
    425,316.80x = 637,975.20 × 351,505.55
  4. Step 4: Simplify right side
    425,316.80x = 224,251,823,562.36
  5. Step 5: Solve for x
    x = 224,251,823,562.36/425,316.80
  6. Step 6: Final answer
    x = 527,258.33

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