Home / 339,627.09-469,096.44-247,600.65

Finding the Fourth Proportional to 339,627.09, 469,096.44 and 247,600.65

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Solution

The fourth proportional to 339,627.09, 469,096.44 and 247,600.65 is: 341,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,627.09 : 469,096.44 = 247,600.65 : x
  2. Step 2: Convert to fraction form
    339,627.09/469,096.44 = 247,600.65/x
  3. Step 3: Cross multiply
    339,627.09x = 469,096.44 × 247,600.65
  4. Step 4: Simplify right side
    339,627.09x = 116,148,583,456.69
  5. Step 5: Solve for x
    x = 116,148,583,456.69/339,627.09
  6. Step 6: Final answer
    x = 341,988.57

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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.