Home / 389,936.02-584,903.97-212,592.16

Finding the Fourth Proportional to 389,936.02, 584,903.97 and 212,592.16

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Solution

The fourth proportional to 389,936.02, 584,903.97 and 212,592.16 is: 318,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,936.02 : 584,903.97 = 212,592.16 : x
  2. Step 2: Convert to fraction form
    389,936.02/584,903.97 = 212,592.16/x
  3. Step 3: Cross multiply
    389,936.02x = 584,903.97 × 212,592.16
  4. Step 4: Simplify right side
    389,936.02x = 124,345,998,374.88
  5. Step 5: Solve for x
    x = 124,345,998,374.88/389,936.02
  6. Step 6: Final answer
    x = 318,888.21

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