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Finding the Fourth Proportional to 292,319.81, 403,398.28 and 165,000.77

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Solution

The fourth proportional to 292,319.81, 403,398.28 and 165,000.77 is: 227,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,319.81 : 403,398.28 = 165,000.77 : x
  2. Step 2: Convert to fraction form
    292,319.81/403,398.28 = 165,000.77/x
  3. Step 3: Cross multiply
    292,319.81x = 403,398.28 × 165,000.77
  4. Step 4: Simplify right side
    292,319.81x = 66,561,025,991.67
  5. Step 5: Solve for x
    x = 66,561,025,991.67/292,319.81
  6. Step 6: Final answer
    x = 227,699.33

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