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Finding the Fourth Proportional to 461,567.40, 690,815.10 and 334,847.40

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Solution

The fourth proportional to 461,567.40, 690,815.10 and 334,847.40 is: 501,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,567.40 : 690,815.10 = 334,847.40 : x
  2. Step 2: Convert to fraction form
    461,567.40/690,815.10 = 334,847.40/x
  3. Step 3: Cross multiply
    461,567.40x = 690,815.10 × 334,847.40
  4. Step 4: Simplify right side
    461,567.40x = 231,317,640,115.74
  5. Step 5: Solve for x
    x = 231,317,640,115.74/461,567.40
  6. Step 6: Final answer
    x = 501,156.80

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