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Finding the Fourth Proportional to 522,140.80, 783,211.20 and 167,166.40

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Solution

The fourth proportional to 522,140.80, 783,211.20 and 167,166.40 is: 250,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,140.80 : 783,211.20 = 167,166.40 : x
  2. Step 2: Convert to fraction form
    522,140.80/783,211.20 = 167,166.40/x
  3. Step 3: Cross multiply
    522,140.80x = 783,211.20 × 167,166.40
  4. Step 4: Simplify right side
    522,140.80x = 130,926,596,743.68
  5. Step 5: Solve for x
    x = 130,926,596,743.68/522,140.80
  6. Step 6: Final answer
    x = 250,749.60

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