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Finding the Fourth Proportional to 457,549.09, 631,455.53 and 253,663.95

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Solution

The fourth proportional to 457,549.09, 631,455.53 and 253,663.95 is: 350,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,549.09 : 631,455.53 = 253,663.95 : x
  2. Step 2: Convert to fraction form
    457,549.09/631,455.53 = 253,663.95/x
  3. Step 3: Cross multiply
    457,549.09x = 631,455.53 × 253,663.95
  4. Step 4: Simplify right side
    457,549.09x = 160,177,506,515.64
  5. Step 5: Solve for x
    x = 160,177,506,515.64/457,549.09
  6. Step 6: Final answer
    x = 350,077.21

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