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Finding the Fourth Proportional to 284,430.12, 426,669.68 and 74,068.44

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Solution

The fourth proportional to 284,430.12, 426,669.68 and 74,068.44 is: 111,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,430.12 : 426,669.68 = 74,068.44 : x
  2. Step 2: Convert to fraction form
    284,430.12/426,669.68 = 74,068.44/x
  3. Step 3: Cross multiply
    284,430.12x = 426,669.68 × 74,068.44
  4. Step 4: Simplify right side
    284,430.12x = 31,602,757,592.90
  5. Step 5: Solve for x
    x = 31,602,757,592.90/284,430.12
  6. Step 6: Final answer
    x = 111,109.04

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