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Finding the Fourth Proportional to 680,026.41, 938,399.37 and 374,053.40

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Solution

The fourth proportional to 680,026.41, 938,399.37 and 374,053.40 is: 516,173.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,026.41 : 938,399.37 = 374,053.40 : x
  2. Step 2: Convert to fraction form
    680,026.41/938,399.37 = 374,053.40/x
  3. Step 3: Cross multiply
    680,026.41x = 938,399.37 × 374,053.40
  4. Step 4: Simplify right side
    680,026.41x = 351,011,470,214.36
  5. Step 5: Solve for x
    x = 351,011,470,214.36/680,026.41
  6. Step 6: Final answer
    x = 516,173.29

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