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Finding the Fourth Proportional to 367,903.80, 551,855.70 and 190,465.20

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Solution

The fourth proportional to 367,903.80, 551,855.70 and 190,465.20 is: 285,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,903.80 : 551,855.70 = 190,465.20 : x
  2. Step 2: Convert to fraction form
    367,903.80/551,855.70 = 190,465.20/x
  3. Step 3: Cross multiply
    367,903.80x = 551,855.70 × 190,465.20
  4. Step 4: Simplify right side
    367,903.80x = 105,109,306,271.64
  5. Step 5: Solve for x
    x = 105,109,306,271.64/367,903.80
  6. Step 6: Final answer
    x = 285,697.80

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