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Finding the Fourth Proportional to 472,901.51, 709,344.73 and 220,040.57

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Solution

The fourth proportional to 472,901.51, 709,344.73 and 220,040.57 is: 330,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,901.51 : 709,344.73 = 220,040.57 : x
  2. Step 2: Convert to fraction form
    472,901.51/709,344.73 = 220,040.57/x
  3. Step 3: Cross multiply
    472,901.51x = 709,344.73 × 220,040.57
  4. Step 4: Simplify right side
    472,901.51x = 156,084,618,715.70
  5. Step 5: Solve for x
    x = 156,084,618,715.70/472,901.51
  6. Step 6: Final answer
    x = 330,057.35

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