Home / 501,286.96-752,127.24-220,607.32

Finding the Fourth Proportional to 501,286.96, 752,127.24 and 220,607.32

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Solution

The fourth proportional to 501,286.96, 752,127.24 and 220,607.32 is: 330,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,286.96 : 752,127.24 = 220,607.32 : x
  2. Step 2: Convert to fraction form
    501,286.96/752,127.24 = 220,607.32/x
  3. Step 3: Cross multiply
    501,286.96x = 752,127.24 × 220,607.32
  4. Step 4: Simplify right side
    501,286.96x = 165,924,774,715.40
  5. Step 5: Solve for x
    x = 165,924,774,715.40/501,286.96
  6. Step 6: Final answer
    x = 330,997.59

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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.