Home / 346,958.12-520,082.66-196,881.42

Finding the Fourth Proportional to 346,958.12, 520,082.66 and 196,881.42

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Solution

The fourth proportional to 346,958.12, 520,082.66 and 196,881.42 is: 295,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,958.12 : 520,082.66 = 196,881.42 : x
  2. Step 2: Convert to fraction form
    346,958.12/520,082.66 = 196,881.42/x
  3. Step 3: Cross multiply
    346,958.12x = 520,082.66 × 196,881.42
  4. Step 4: Simplify right side
    346,958.12x = 102,394,612,618.18
  5. Step 5: Solve for x
    x = 102,394,612,618.18/346,958.12
  6. Step 6: Final answer
    x = 295,120.96

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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.