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Finding the Fourth Proportional to 545,689.59, 818,527.10 and 140,883.18

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Solution

The fourth proportional to 545,689.59, 818,527.10 and 140,883.18 is: 211,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,689.59 : 818,527.10 = 140,883.18 : x
  2. Step 2: Convert to fraction form
    545,689.59/818,527.10 = 140,883.18/x
  3. Step 3: Cross multiply
    545,689.59x = 818,527.10 × 140,883.18
  4. Step 4: Simplify right side
    545,689.59x = 115,316,700,059.76
  5. Step 5: Solve for x
    x = 115,316,700,059.76/545,689.59
  6. Step 6: Final answer
    x = 211,322.89

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