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Finding the Fourth Proportional to 505,328.32, 757,592.64 and 189,750.08

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Solution

The fourth proportional to 505,328.32, 757,592.64 and 189,750.08 is: 284,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,328.32 : 757,592.64 = 189,750.08 : x
  2. Step 2: Convert to fraction form
    505,328.32/757,592.64 = 189,750.08/x
  3. Step 3: Cross multiply
    505,328.32x = 757,592.64 × 189,750.08
  4. Step 4: Simplify right side
    505,328.32x = 143,753,264,047.41
  5. Step 5: Solve for x
    x = 143,753,264,047.41/505,328.32
  6. Step 6: Final answer
    x = 284,474.98

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