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Finding the Fourth Proportional to 310,250.64, 428,182.74 and 174,284.86

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Solution

The fourth proportional to 310,250.64, 428,182.74 and 174,284.86 is: 240,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,250.64 : 428,182.74 = 174,284.86 : x
  2. Step 2: Convert to fraction form
    310,250.64/428,182.74 = 174,284.86/x
  3. Step 3: Cross multiply
    310,250.64x = 428,182.74 × 174,284.86
  4. Step 4: Simplify right side
    310,250.64x = 74,625,768,895.32
  5. Step 5: Solve for x
    x = 74,625,768,895.32/310,250.64
  6. Step 6: Final answer
    x = 240,533.81

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