Home / 395,350.30-545,584.26-214,064.38

Finding the Fourth Proportional to 395,350.30, 545,584.26 and 214,064.38

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Solution

The fourth proportional to 395,350.30, 545,584.26 and 214,064.38 is: 295,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,350.30 : 545,584.26 = 214,064.38 : x
  2. Step 2: Convert to fraction form
    395,350.30/545,584.26 = 214,064.38/x
  3. Step 3: Cross multiply
    395,350.30x = 545,584.26 × 214,064.38
  4. Step 4: Simplify right side
    395,350.30x = 116,790,156,354.66
  5. Step 5: Solve for x
    x = 116,790,156,354.66/395,350.30
  6. Step 6: Final answer
    x = 295,409.30

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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.