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Finding the Fourth Proportional to 619,259.40, 929,061.90 and 303,726.60

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Solution

The fourth proportional to 619,259.40, 929,061.90 and 303,726.60 is: 455,674.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,259.40 : 929,061.90 = 303,726.60 : x
  2. Step 2: Convert to fraction form
    619,259.40/929,061.90 = 303,726.60/x
  3. Step 3: Cross multiply
    619,259.40x = 929,061.90 × 303,726.60
  4. Step 4: Simplify right side
    619,259.40x = 282,180,812,076.54
  5. Step 5: Solve for x
    x = 282,180,812,076.54/619,259.40
  6. Step 6: Final answer
    x = 455,674.65

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