Home / 388,972.92-583,459.47-122,754.18

Finding the Fourth Proportional to 388,972.92, 583,459.47 and 122,754.18

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Solution

The fourth proportional to 388,972.92, 583,459.47 and 122,754.18 is: 184,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,972.92 : 583,459.47 = 122,754.18 : x
  2. Step 2: Convert to fraction form
    388,972.92/583,459.47 = 122,754.18/x
  3. Step 3: Cross multiply
    388,972.92x = 583,459.47 × 122,754.18
  4. Step 4: Simplify right side
    388,972.92x = 71,622,088,803.08
  5. Step 5: Solve for x
    x = 71,622,088,803.08/388,972.92
  6. Step 6: Final answer
    x = 184,131.30

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