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Finding the Fourth Proportional to 501,344.44, 691,888.23 and 274,989.94

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Solution

The fourth proportional to 501,344.44, 691,888.23 and 274,989.94 is: 379,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,344.44 : 691,888.23 = 274,989.94 : x
  2. Step 2: Convert to fraction form
    501,344.44/691,888.23 = 274,989.94/x
  3. Step 3: Cross multiply
    501,344.44x = 691,888.23 × 274,989.94
  4. Step 4: Simplify right side
    501,344.44x = 190,262,301,124.69
  5. Step 5: Solve for x
    x = 190,262,301,124.69/501,344.44
  6. Step 6: Final answer
    x = 379,504.16

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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.