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Finding the Fourth Proportional to 353,170.40, 529,743.70 and 153,490.80

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Solution

The fourth proportional to 353,170.40, 529,743.70 and 153,490.80 is: 230,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,170.40 : 529,743.70 = 153,490.80 : x
  2. Step 2: Convert to fraction form
    353,170.40/529,743.70 = 153,490.80/x
  3. Step 3: Cross multiply
    353,170.40x = 529,743.70 × 153,490.80
  4. Step 4: Simplify right side
    353,170.40x = 81,310,782,643.17
  5. Step 5: Solve for x
    x = 81,310,782,643.17/353,170.40
  6. Step 6: Final answer
    x = 230,231.03

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