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Finding the Fourth Proportional to 385,320.80, 577,808.40 and 174,850.40

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Solution

The fourth proportional to 385,320.80, 577,808.40 and 174,850.40 is: 262,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,320.80 : 577,808.40 = 174,850.40 : x
  2. Step 2: Convert to fraction form
    385,320.80/577,808.40 = 174,850.40/x
  3. Step 3: Cross multiply
    385,320.80x = 577,808.40 × 174,850.40
  4. Step 4: Simplify right side
    385,320.80x = 101,030,029,863.36
  5. Step 5: Solve for x
    x = 101,030,029,863.36/385,320.80
  6. Step 6: Final answer
    x = 262,197.19

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