Home / 439,379.33-658,424.20-247,627.06

Finding the Fourth Proportional to 439,379.33, 658,424.20 and 247,627.06

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Solution

The fourth proportional to 439,379.33, 658,424.20 and 247,627.06 is: 371,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,379.33 : 658,424.20 = 247,627.06 : x
  2. Step 2: Convert to fraction form
    439,379.33/658,424.20 = 247,627.06/x
  3. Step 3: Cross multiply
    439,379.33x = 658,424.20 × 247,627.06
  4. Step 4: Simplify right side
    439,379.33x = 163,043,645,455.66
  5. Step 5: Solve for x
    x = 163,043,645,455.66/439,379.33
  6. Step 6: Final answer
    x = 371,077.19

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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.