Home / 959,345.46-1,438,767.42-285,245.22

Finding the Fourth Proportional to 959,345.46, 1,438,767.42 and 285,245.22

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Solution

The fourth proportional to 959,345.46, 1,438,767.42 and 285,245.22 is: 427,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,345.46 : 1,438,767.42 = 285,245.22 : x
  2. Step 2: Convert to fraction form
    959,345.46/1,438,767.42 = 285,245.22/x
  3. Step 3: Cross multiply
    959,345.46x = 1,438,767.42 × 285,245.22
  4. Step 4: Simplify right side
    959,345.46x = 410,401,529,246.73
  5. Step 5: Solve for x
    x = 410,401,529,246.73/959,345.46
  6. Step 6: Final answer
    x = 427,793.27

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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.