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Finding the Fourth Proportional to 453,978.08, 680,494.08 and 254,005.28

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Solution

The fourth proportional to 453,978.08, 680,494.08 and 254,005.28 is: 380,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,978.08 : 680,494.08 = 254,005.28 : x
  2. Step 2: Convert to fraction form
    453,978.08/680,494.08 = 254,005.28/x
  3. Step 3: Cross multiply
    453,978.08x = 680,494.08 × 254,005.28
  4. Step 4: Simplify right side
    453,978.08x = 172,849,089,328.74
  5. Step 5: Solve for x
    x = 172,849,089,328.74/453,978.08
  6. Step 6: Final answer
    x = 380,743.25

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