Home / 727,419.44-1,003,869.98-405,129.52

Finding the Fourth Proportional to 727,419.44, 1,003,869.98 and 405,129.52

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Solution

The fourth proportional to 727,419.44, 1,003,869.98 and 405,129.52 is: 559,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,419.44 : 1,003,869.98 = 405,129.52 : x
  2. Step 2: Convert to fraction form
    727,419.44/1,003,869.98 = 405,129.52/x
  3. Step 3: Cross multiply
    727,419.44x = 1,003,869.98 × 405,129.52
  4. Step 4: Simplify right side
    727,419.44x = 406,697,363,139.81
  5. Step 5: Solve for x
    x = 406,697,363,139.81/727,419.44
  6. Step 6: Final answer
    x = 559,096.09

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