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Finding the Fourth Proportional to 367,124.40, 550,686.60 and 209,368.80

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Solution

The fourth proportional to 367,124.40, 550,686.60 and 209,368.80 is: 314,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,124.40 : 550,686.60 = 209,368.80 : x
  2. Step 2: Convert to fraction form
    367,124.40/550,686.60 = 209,368.80/x
  3. Step 3: Cross multiply
    367,124.40x = 550,686.60 × 209,368.80
  4. Step 4: Simplify right side
    367,124.40x = 115,296,592,618.08
  5. Step 5: Solve for x
    x = 115,296,592,618.08/367,124.40
  6. Step 6: Final answer
    x = 314,053.20

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