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Finding the Fourth Proportional to 469,136.13, 704,679.03 and 379,280.40

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Solution

The fourth proportional to 469,136.13, 704,679.03 and 379,280.40 is: 569,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,136.13 : 704,679.03 = 379,280.40 : x
  2. Step 2: Convert to fraction form
    469,136.13/704,679.03 = 379,280.40/x
  3. Step 3: Cross multiply
    469,136.13x = 704,679.03 × 379,280.40
  4. Step 4: Simplify right side
    469,136.13x = 267,270,944,370.01
  5. Step 5: Solve for x
    x = 267,270,944,370.01/469,136.13
  6. Step 6: Final answer
    x = 569,708.72

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