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Finding the Fourth Proportional to 570,563.15, 855,642.08 and 210,656.99

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Solution

The fourth proportional to 570,563.15, 855,642.08 and 210,656.99 is: 315,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,563.15 : 855,642.08 = 210,656.99 : x
  2. Step 2: Convert to fraction form
    570,563.15/855,642.08 = 210,656.99/x
  3. Step 3: Cross multiply
    570,563.15x = 855,642.08 × 210,656.99
  4. Step 4: Simplify right side
    570,563.15x = 180,246,979,758.64
  5. Step 5: Solve for x
    x = 180,246,979,758.64/570,563.15
  6. Step 6: Final answer
    x = 315,910.66

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