Home / 715,972.34-1,073,249.10-336,213.27

Finding the Fourth Proportional to 715,972.34, 1,073,249.10 and 336,213.27

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Solution

The fourth proportional to 715,972.34, 1,073,249.10 and 336,213.27 is: 503,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,972.34 : 1,073,249.10 = 336,213.27 : x
  2. Step 2: Convert to fraction form
    715,972.34/1,073,249.10 = 336,213.27/x
  3. Step 3: Cross multiply
    715,972.34x = 1,073,249.10 × 336,213.27
  4. Step 4: Simplify right side
    715,972.34x = 360,840,589,435.56
  5. Step 5: Solve for x
    x = 360,840,589,435.56/715,972.34
  6. Step 6: Final answer
    x = 503,986.77

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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.