Home / 346,960.12-520,085.66-196,883.42

Finding the Fourth Proportional to 346,960.12, 520,085.66 and 196,883.42

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Solution

The fourth proportional to 346,960.12, 520,085.66 and 196,883.42 is: 295,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,960.12 : 520,085.66 = 196,883.42 : x
  2. Step 2: Convert to fraction form
    346,960.12/520,085.66 = 196,883.42/x
  3. Step 3: Cross multiply
    346,960.12x = 520,085.66 × 196,883.42
  4. Step 4: Simplify right side
    346,960.12x = 102,396,243,433.76
  5. Step 5: Solve for x
    x = 102,396,243,433.76/346,960.12
  6. Step 6: Final answer
    x = 295,123.96

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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.