Home / 846,009.56-1,269,020.82-285,035.96

Finding the Fourth Proportional to 846,009.56, 1,269,020.82 and 285,035.96

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Solution

The fourth proportional to 846,009.56, 1,269,020.82 and 285,035.96 is: 427,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,009.56 : 1,269,020.82 = 285,035.96 : x
  2. Step 2: Convert to fraction form
    846,009.56/1,269,020.82 = 285,035.96/x
  3. Step 3: Cross multiply
    846,009.56x = 1,269,020.82 × 285,035.96
  4. Step 4: Simplify right side
    846,009.56x = 361,716,567,688.69
  5. Step 5: Solve for x
    x = 361,716,567,688.69/846,009.56
  6. Step 6: Final answer
    x = 427,556.12

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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.