Home / 395,317.35-545,538.15-214,029.32

Finding the Fourth Proportional to 395,317.35, 545,538.15 and 214,029.32

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Solution

The fourth proportional to 395,317.35, 545,538.15 and 214,029.32 is: 295,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,317.35 : 545,538.15 = 214,029.32 : x
  2. Step 2: Convert to fraction form
    395,317.35/545,538.15 = 214,029.32/x
  3. Step 3: Cross multiply
    395,317.35x = 545,538.15 × 214,029.32
  4. Step 4: Simplify right side
    395,317.35x = 116,761,156,550.87
  5. Step 5: Solve for x
    x = 116,761,156,550.87/395,317.35
  6. Step 6: Final answer
    x = 295,360.57

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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.