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Finding the Fourth Proportional to 452,247.30, 678,174.12 and 227,467.44

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Solution

The fourth proportional to 452,247.30, 678,174.12 and 227,467.44 is: 341,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,247.30 : 678,174.12 = 227,467.44 : x
  2. Step 2: Convert to fraction form
    452,247.30/678,174.12 = 227,467.44/x
  3. Step 3: Cross multiply
    452,247.30x = 678,174.12 × 227,467.44
  4. Step 4: Simplify right side
    452,247.30x = 154,262,530,950.65
  5. Step 5: Solve for x
    x = 154,262,530,950.65/452,247.30
  6. Step 6: Final answer
    x = 341,102.16

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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.