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Finding the Fourth Proportional to 617,882.40, 926,823.60 and 262,807.20

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Solution

The fourth proportional to 617,882.40, 926,823.60 and 262,807.20 is: 394,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,882.40 : 926,823.60 = 262,807.20 : x
  2. Step 2: Convert to fraction form
    617,882.40/926,823.60 = 262,807.20/x
  3. Step 3: Cross multiply
    617,882.40x = 926,823.60 × 262,807.20
  4. Step 4: Simplify right side
    617,882.40x = 243,575,915,209.92
  5. Step 5: Solve for x
    x = 243,575,915,209.92/617,882.40
  6. Step 6: Final answer
    x = 394,210.80

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