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Finding the Fourth Proportional to 532,660.48, 798,993.76 and 177,673.44

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Solution

The fourth proportional to 532,660.48, 798,993.76 and 177,673.44 is: 266,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,660.48 : 798,993.76 = 177,673.44 : x
  2. Step 2: Convert to fraction form
    532,660.48/798,993.76 = 177,673.44/x
  3. Step 3: Cross multiply
    532,660.48x = 798,993.76 × 177,673.44
  4. Step 4: Simplify right side
    532,660.48x = 141,959,969,877.73
  5. Step 5: Solve for x
    x = 141,959,969,877.73/532,660.48
  6. Step 6: Final answer
    x = 266,511.17

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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.