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Finding the Fourth Proportional to 502,681.40, 754,131.45 and 165,664.70

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Solution

The fourth proportional to 502,681.40, 754,131.45 and 165,664.70 is: 248,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,681.40 : 754,131.45 = 165,664.70 : x
  2. Step 2: Convert to fraction form
    502,681.40/754,131.45 = 165,664.70/x
  3. Step 3: Cross multiply
    502,681.40x = 754,131.45 × 165,664.70
  4. Step 4: Simplify right side
    502,681.40x = 124,932,960,424.82
  5. Step 5: Solve for x
    x = 124,932,960,424.82/502,681.40
  6. Step 6: Final answer
    x = 248,533.09

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