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Finding the Fourth Proportional to 471,621.82, 650,849.82 and 256,773.67

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Solution

The fourth proportional to 471,621.82, 650,849.82 and 256,773.67 is: 354,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,621.82 : 650,849.82 = 256,773.67 : x
  2. Step 2: Convert to fraction form
    471,621.82/650,849.82 = 256,773.67/x
  3. Step 3: Cross multiply
    471,621.82x = 650,849.82 × 256,773.67
  4. Step 4: Simplify right side
    471,621.82x = 167,121,096,900.24
  5. Step 5: Solve for x
    x = 167,121,096,900.24/471,621.82
  6. Step 6: Final answer
    x = 354,354.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.