Home / 743,770.68-1,115,646.30-182,810.04

Finding the Fourth Proportional to 743,770.68, 1,115,646.30 and 182,810.04

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Solution

The fourth proportional to 743,770.68, 1,115,646.30 and 182,810.04 is: 274,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,770.68 : 1,115,646.30 = 182,810.04 : x
  2. Step 2: Convert to fraction form
    743,770.68/1,115,646.30 = 182,810.04/x
  3. Step 3: Cross multiply
    743,770.68x = 1,115,646.30 × 182,810.04
  4. Step 4: Simplify right side
    743,770.68x = 203,951,344,728.85
  5. Step 5: Solve for x
    x = 203,951,344,728.85/743,770.68
  6. Step 6: Final answer
    x = 274,212.67

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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.