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Finding the Fourth Proportional to 883,100.88, 1,324,663.74 and 252,014.76

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Solution

The fourth proportional to 883,100.88, 1,324,663.74 and 252,014.76 is: 378,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,100.88 : 1,324,663.74 = 252,014.76 : x
  2. Step 2: Convert to fraction form
    883,100.88/1,324,663.74 = 252,014.76/x
  3. Step 3: Cross multiply
    883,100.88x = 1,324,663.74 × 252,014.76
  4. Step 4: Simplify right side
    883,100.88x = 333,834,814,516.80
  5. Step 5: Solve for x
    x = 333,834,814,516.80/883,100.88
  6. Step 6: Final answer
    x = 378,025.68

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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.