Home / 351,286.08-484,645.10-230,494.42

Finding the Fourth Proportional to 351,286.08, 484,645.10 and 230,494.42

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Solution

The fourth proportional to 351,286.08, 484,645.10 and 230,494.42 is: 317,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,286.08 : 484,645.10 = 230,494.42 : x
  2. Step 2: Convert to fraction form
    351,286.08/484,645.10 = 230,494.42/x
  3. Step 3: Cross multiply
    351,286.08x = 484,645.10 × 230,494.42
  4. Step 4: Simplify right side
    351,286.08x = 111,707,991,230.34
  5. Step 5: Solve for x
    x = 111,707,991,230.34/351,286.08
  6. Step 6: Final answer
    x = 317,997.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.