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Finding the Fourth Proportional to 476,650.08, 715,276.44 and 266,425.92

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Solution

The fourth proportional to 476,650.08, 715,276.44 and 266,425.92 is: 399,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,650.08 : 715,276.44 = 266,425.92 : x
  2. Step 2: Convert to fraction form
    476,650.08/715,276.44 = 266,425.92/x
  3. Step 3: Cross multiply
    476,650.08x = 715,276.44 × 266,425.92
  4. Step 4: Simplify right side
    476,650.08x = 190,568,183,581.33
  5. Step 5: Solve for x
    x = 190,568,183,581.33/476,650.08
  6. Step 6: Final answer
    x = 399,807.30

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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.