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Finding the Fourth Proportional to 435,490.40, 652,981.34 and 168,939.44

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Solution

The fourth proportional to 435,490.40, 652,981.34 and 168,939.44 is: 253,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,490.40 : 652,981.34 = 168,939.44 : x
  2. Step 2: Convert to fraction form
    435,490.40/652,981.34 = 168,939.44/x
  3. Step 3: Cross multiply
    435,490.40x = 652,981.34 × 168,939.44
  4. Step 4: Simplify right side
    435,490.40x = 110,314,297,800.45
  5. Step 5: Solve for x
    x = 110,314,297,800.45/435,490.40
  6. Step 6: Final answer
    x = 253,310.52

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