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Finding the Fourth Proportional to 312,945.13, 469,483.04 and 102,566.53

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Solution

The fourth proportional to 312,945.13, 469,483.04 and 102,566.53 is: 153,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,945.13 : 469,483.04 = 102,566.53 : x
  2. Step 2: Convert to fraction form
    312,945.13/469,483.04 = 102,566.53/x
  3. Step 3: Cross multiply
    312,945.13x = 469,483.04 × 102,566.53
  4. Step 4: Simplify right side
    312,945.13x = 48,153,245,793.82
  5. Step 5: Solve for x
    x = 48,153,245,793.82/312,945.13
  6. Step 6: Final answer
    x = 153,871.21

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