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Finding the Fourth Proportional to 456,234.20, 682,796.10 and 456,234.20

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Solution

The fourth proportional to 456,234.20, 682,796.10 and 456,234.20 is: 682,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,234.20 : 682,796.10 = 456,234.20 : x
  2. Step 2: Convert to fraction form
    456,234.20/682,796.10 = 456,234.20/x
  3. Step 3: Cross multiply
    456,234.20x = 682,796.10 × 456,234.20
  4. Step 4: Simplify right side
    456,234.20x = 311,514,932,446.62
  5. Step 5: Solve for x
    x = 311,514,932,446.62/456,234.20
  6. Step 6: Final answer
    x = 682,796.10

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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.