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Finding the Fourth Proportional to 474,709.30, 655,082.52 and 270,826.22

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Solution

The fourth proportional to 474,709.30, 655,082.52 and 270,826.22 is: 373,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,709.30 : 655,082.52 = 270,826.22 : x
  2. Step 2: Convert to fraction form
    474,709.30/655,082.52 = 270,826.22/x
  3. Step 3: Cross multiply
    474,709.30x = 655,082.52 × 270,826.22
  4. Step 4: Simplify right side
    474,709.30x = 177,413,522,679.67
  5. Step 5: Solve for x
    x = 177,413,522,679.67/474,709.30
  6. Step 6: Final answer
    x = 373,730.88

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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.