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Finding the Fourth Proportional to 628,472.44, 942,717.43 and 179,193.48

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Solution

The fourth proportional to 628,472.44, 942,717.43 and 179,193.48 is: 268,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,472.44 : 942,717.43 = 179,193.48 : x
  2. Step 2: Convert to fraction form
    628,472.44/942,717.43 = 179,193.48/x
  3. Step 3: Cross multiply
    628,472.44x = 942,717.43 × 179,193.48
  4. Step 4: Simplify right side
    628,472.44x = 168,928,816,938.36
  5. Step 5: Solve for x
    x = 168,928,816,938.36/628,472.44
  6. Step 6: Final answer
    x = 268,792.72

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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.