Home / 721,667.25-1,082,741.36-241,942.47

Finding the Fourth Proportional to 721,667.25, 1,082,741.36 and 241,942.47

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Solution

The fourth proportional to 721,667.25, 1,082,741.36 and 241,942.47 is: 362,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,667.25 : 1,082,741.36 = 241,942.47 : x
  2. Step 2: Convert to fraction form
    721,667.25/1,082,741.36 = 241,942.47/x
  3. Step 3: Cross multiply
    721,667.25x = 1,082,741.36 × 241,942.47
  4. Step 4: Simplify right side
    721,667.25x = 261,961,117,799.85
  5. Step 5: Solve for x
    x = 261,961,117,799.85/721,667.25
  6. Step 6: Final answer
    x = 362,994.33

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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.