Home / 527,815.32-791,658.99-148,764.48

Finding the Fourth Proportional to 527,815.32, 791,658.99 and 148,764.48

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Solution

The fourth proportional to 527,815.32, 791,658.99 and 148,764.48 is: 223,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,815.32 : 791,658.99 = 148,764.48 : x
  2. Step 2: Convert to fraction form
    527,815.32/791,658.99 = 148,764.48/x
  3. Step 3: Cross multiply
    527,815.32x = 791,658.99 × 148,764.48
  4. Step 4: Simplify right side
    527,815.32x = 117,770,737,984.68
  5. Step 5: Solve for x
    x = 117,770,737,984.68/527,815.32
  6. Step 6: Final answer
    x = 223,128.68

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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.