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Finding the Fourth Proportional to 469,211.05, 703,858.02 and 132,254.56

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Solution

The fourth proportional to 469,211.05, 703,858.02 and 132,254.56 is: 198,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,211.05 : 703,858.02 = 132,254.56 : x
  2. Step 2: Convert to fraction form
    469,211.05/703,858.02 = 132,254.56/x
  3. Step 3: Cross multiply
    469,211.05x = 703,858.02 × 132,254.56
  4. Step 4: Simplify right side
    469,211.05x = 93,088,432,737.57
  5. Step 5: Solve for x
    x = 93,088,432,737.57/469,211.05
  6. Step 6: Final answer
    x = 198,393.52

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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.