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Finding the Fourth Proportional to 510,843.40, 766,346.10 and 173,915.80

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Solution

The fourth proportional to 510,843.40, 766,346.10 and 173,915.80 is: 260,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,843.40 : 766,346.10 = 173,915.80 : x
  2. Step 2: Convert to fraction form
    510,843.40/766,346.10 = 173,915.80/x
  3. Step 3: Cross multiply
    510,843.40x = 766,346.10 × 173,915.80
  4. Step 4: Simplify right side
    510,843.40x = 133,279,695,058.38
  5. Step 5: Solve for x
    x = 133,279,695,058.38/510,843.40
  6. Step 6: Final answer
    x = 260,901.28

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