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Finding the Fourth Proportional to 353,212.60, 529,818.90 and 314,721.40

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Solution

The fourth proportional to 353,212.60, 529,818.90 and 314,721.40 is: 472,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,212.60 : 529,818.90 = 314,721.40 : x
  2. Step 2: Convert to fraction form
    353,212.60/529,818.90 = 314,721.40/x
  3. Step 3: Cross multiply
    353,212.60x = 529,818.90 × 314,721.40
  4. Step 4: Simplify right side
    353,212.60x = 166,745,345,954.46
  5. Step 5: Solve for x
    x = 166,745,345,954.46/353,212.60
  6. Step 6: Final answer
    x = 472,082.10

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