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Finding the Fourth Proportional to 401,543.25, 554,175.98 and 240,398.20

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Solution

The fourth proportional to 401,543.25, 554,175.98 and 240,398.20 is: 331,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,543.25 : 554,175.98 = 240,398.20 : x
  2. Step 2: Convert to fraction form
    401,543.25/554,175.98 = 240,398.20/x
  3. Step 3: Cross multiply
    401,543.25x = 554,175.98 × 240,398.20
  4. Step 4: Simplify right side
    401,543.25x = 133,222,908,075.24
  5. Step 5: Solve for x
    x = 133,222,908,075.24/401,543.25
  6. Step 6: Final answer
    x = 331,777.23

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