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Finding the Fourth Proportional to 453,612.44, 679,641.06 and 320,254.04

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Solution

The fourth proportional to 453,612.44, 679,641.06 and 320,254.04 is: 479,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,612.44 : 679,641.06 = 320,254.04 : x
  2. Step 2: Convert to fraction form
    453,612.44/679,641.06 = 320,254.04/x
  3. Step 3: Cross multiply
    453,612.44x = 679,641.06 × 320,254.04
  4. Step 4: Simplify right side
    453,612.44x = 217,657,795,214.88
  5. Step 5: Solve for x
    x = 217,657,795,214.88/453,612.44
  6. Step 6: Final answer
    x = 479,832.07

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