Home / 446,770.96-670,123.60-131,252.56

Finding the Fourth Proportional to 446,770.96, 670,123.60 and 131,252.56

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Solution

The fourth proportional to 446,770.96, 670,123.60 and 131,252.56 is: 196,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,770.96 : 670,123.60 = 131,252.56 : x
  2. Step 2: Convert to fraction form
    446,770.96/670,123.60 = 131,252.56/x
  3. Step 3: Cross multiply
    446,770.96x = 670,123.60 × 131,252.56
  4. Step 4: Simplify right side
    446,770.96x = 87,955,438,016.42
  5. Step 5: Solve for x
    x = 87,955,438,016.42/446,770.96
  6. Step 6: Final answer
    x = 196,869.19

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1.5x scale

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.