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Finding the Fourth Proportional to 571,435.46, 857,258.13 and 465,756.89

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Solution

The fourth proportional to 571,435.46, 857,258.13 and 465,756.89 is: 698,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,435.46 : 857,258.13 = 465,756.89 : x
  2. Step 2: Convert to fraction form
    571,435.46/857,258.13 = 465,756.89/x
  3. Step 3: Cross multiply
    571,435.46x = 857,258.13 × 465,756.89
  4. Step 4: Simplify right side
    571,435.46x = 399,273,878,016.31
  5. Step 5: Solve for x
    x = 399,273,878,016.31/571,435.46
  6. Step 6: Final answer
    x = 698,720.86

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