Home / 319,211.33-477,972.23-192,682.44

Finding the Fourth Proportional to 319,211.33, 477,972.23 and 192,682.44

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Solution

The fourth proportional to 319,211.33, 477,972.23 and 192,682.44 is: 288,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,211.33 : 477,972.23 = 192,682.44 : x
  2. Step 2: Convert to fraction form
    319,211.33/477,972.23 = 192,682.44/x
  3. Step 3: Cross multiply
    319,211.33x = 477,972.23 × 192,682.44
  4. Step 4: Simplify right side
    319,211.33x = 92,096,854,565.23
  5. Step 5: Solve for x
    x = 92,096,854,565.23/319,211.33
  6. Step 6: Final answer
    x = 288,513.74

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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.