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Finding the Fourth Proportional to 535,104.48, 802,017 and 407,755.47

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Solution

The fourth proportional to 535,104.48, 802,017 and 407,755.47 is: 611,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,104.48 : 802,017 = 407,755.47 : x
  2. Step 2: Convert to fraction form
    535,104.48/802,017 = 407,755.47/x
  3. Step 3: Cross multiply
    535,104.48x = 802,017 × 407,755.47
  4. Step 4: Simplify right side
    535,104.48x = 327,026,818,782.99
  5. Step 5: Solve for x
    x = 327,026,818,782.99/535,104.48
  6. Step 6: Final answer
    x = 611,145.73

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