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Finding the Fourth Proportional to 317,095.72, 475,652.24 and 92,450.73

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Solution

The fourth proportional to 317,095.72, 475,652.24 and 92,450.73 is: 138,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,095.72 : 475,652.24 = 92,450.73 : x
  2. Step 2: Convert to fraction form
    317,095.72/475,652.24 = 92,450.73/x
  3. Step 3: Cross multiply
    317,095.72x = 475,652.24 × 92,450.73
  4. Step 4: Simplify right side
    317,095.72x = 43,974,396,814.14
  5. Step 5: Solve for x
    x = 43,974,396,814.14/317,095.72
  6. Step 6: Final answer
    x = 138,678.62

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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.