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Finding the Fourth Proportional to 572,693.55, 790,295.46 and 318,061.14

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Solution

The fourth proportional to 572,693.55, 790,295.46 and 318,061.14 is: 438,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,693.55 : 790,295.46 = 318,061.14 : x
  2. Step 2: Convert to fraction form
    572,693.55/790,295.46 = 318,061.14/x
  3. Step 3: Cross multiply
    572,693.55x = 790,295.46 × 318,061.14
  4. Step 4: Simplify right side
    572,693.55x = 251,362,274,944.42
  5. Step 5: Solve for x
    x = 251,362,274,944.42/572,693.55
  6. Step 6: Final answer
    x = 438,912.36

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