Home / 455,180.44-682,552.40-215,094.51

Finding the Fourth Proportional to 455,180.44, 682,552.40 and 215,094.51

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Solution

The fourth proportional to 455,180.44, 682,552.40 and 215,094.51 is: 322,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,180.44 : 682,552.40 = 215,094.51 : x
  2. Step 2: Convert to fraction form
    455,180.44/682,552.40 = 215,094.51/x
  3. Step 3: Cross multiply
    455,180.44x = 682,552.40 × 215,094.51
  4. Step 4: Simplify right side
    455,180.44x = 146,813,274,027.32
  5. Step 5: Solve for x
    x = 146,813,274,027.32/455,180.44
  6. Step 6: Final answer
    x = 322,538.63

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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.