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Finding the Fourth Proportional to 366,871.40, 550,307.10 and 156,919.40

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Solution

The fourth proportional to 366,871.40, 550,307.10 and 156,919.40 is: 235,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,871.40 : 550,307.10 = 156,919.40 : x
  2. Step 2: Convert to fraction form
    366,871.40/550,307.10 = 156,919.40/x
  3. Step 3: Cross multiply
    366,871.40x = 550,307.10 × 156,919.40
  4. Step 4: Simplify right side
    366,871.40x = 86,353,859,947.74
  5. Step 5: Solve for x
    x = 86,353,859,947.74/366,871.40
  6. Step 6: Final answer
    x = 235,379.10

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