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Finding the Fourth Proportional to 476,704.72, 713,968.44 and 227,561.68

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Solution

The fourth proportional to 476,704.72, 713,968.44 and 227,561.68 is: 340,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,704.72 : 713,968.44 = 227,561.68 : x
  2. Step 2: Convert to fraction form
    476,704.72/713,968.44 = 227,561.68/x
  3. Step 3: Cross multiply
    476,704.72x = 713,968.44 × 227,561.68
  4. Step 4: Simplify right side
    476,704.72x = 162,471,857,673.38
  5. Step 5: Solve for x
    x = 162,471,857,673.38/476,704.72
  6. Step 6: Final answer
    x = 340,822.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.