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Finding the Fourth Proportional to 445,088, 667,737 and 145,567.40

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Solution

The fourth proportional to 445,088, 667,737 and 145,567.40 is: 218,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,088 : 667,737 = 145,567.40 : x
  2. Step 2: Convert to fraction form
    445,088/667,737 = 145,567.40/x
  3. Step 3: Cross multiply
    445,088x = 667,737 × 145,567.40
  4. Step 4: Simplify right side
    445,088x = 97,200,738,973.80
  5. Step 5: Solve for x
    x = 97,200,738,973.80/445,088
  6. Step 6: Final answer
    x = 218,385.44

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