Home / 671,388.48-1,007,072.76-165,949.44

Finding the Fourth Proportional to 671,388.48, 1,007,072.76 and 165,949.44

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Solution

The fourth proportional to 671,388.48, 1,007,072.76 and 165,949.44 is: 248,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,388.48 : 1,007,072.76 = 165,949.44 : x
  2. Step 2: Convert to fraction form
    671,388.48/1,007,072.76 = 165,949.44/x
  3. Step 3: Cross multiply
    671,388.48x = 1,007,072.76 × 165,949.44
  4. Step 4: Simplify right side
    671,388.48x = 167,123,160,561.25
  5. Step 5: Solve for x
    x = 167,123,160,561.25/671,388.48
  6. Step 6: Final answer
    x = 248,921.70

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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.