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Finding the Fourth Proportional to 469,571.73, 704,360.67 and 132,611.07

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Solution

The fourth proportional to 469,571.73, 704,360.67 and 132,611.07 is: 198,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,571.73 : 704,360.67 = 132,611.07 : x
  2. Step 2: Convert to fraction form
    469,571.73/704,360.67 = 132,611.07/x
  3. Step 3: Cross multiply
    469,571.73x = 704,360.67 × 132,611.07
  4. Step 4: Simplify right side
    469,571.73x = 93,406,022,114.62
  5. Step 5: Solve for x
    x = 93,406,022,114.62/469,571.73
  6. Step 6: Final answer
    x = 198,917.47

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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.