Home / 501,026.96-691,414.64-271,583.36

Finding the Fourth Proportional to 501,026.96, 691,414.64 and 271,583.36

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Solution

The fourth proportional to 501,026.96, 691,414.64 and 271,583.36 is: 374,783.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,026.96 : 691,414.64 = 271,583.36 : x
  2. Step 2: Convert to fraction form
    501,026.96/691,414.64 = 271,583.36/x
  3. Step 3: Cross multiply
    501,026.96x = 691,414.64 × 271,583.36
  4. Step 4: Simplify right side
    501,026.96x = 187,776,711,084.39
  5. Step 5: Solve for x
    x = 187,776,711,084.39/501,026.96
  6. Step 6: Final answer
    x = 374,783.65

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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.