Home / 699,644.27-1,049,472.28-194,244.66

Finding the Fourth Proportional to 699,644.27, 1,049,472.28 and 194,244.66

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Solution

The fourth proportional to 699,644.27, 1,049,472.28 and 194,244.66 is: 291,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,644.27 : 1,049,472.28 = 194,244.66 : x
  2. Step 2: Convert to fraction form
    699,644.27/1,049,472.28 = 194,244.66/x
  3. Step 3: Cross multiply
    699,644.27x = 1,049,472.28 × 194,244.66
  4. Step 4: Simplify right side
    699,644.27x = 203,854,383,499.19
  5. Step 5: Solve for x
    x = 203,854,383,499.19/699,644.27
  6. Step 6: Final answer
    x = 291,368.62

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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.