Home / 695,680.35-1,042,161.44-479,500.67

Finding the Fourth Proportional to 695,680.35, 1,042,161.44 and 479,500.67

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Solution

The fourth proportional to 695,680.35, 1,042,161.44 and 479,500.67 is: 718,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,680.35 : 1,042,161.44 = 479,500.67 : x
  2. Step 2: Convert to fraction form
    695,680.35/1,042,161.44 = 479,500.67/x
  3. Step 3: Cross multiply
    695,680.35x = 1,042,161.44 × 479,500.67
  4. Step 4: Simplify right side
    695,680.35x = 499,717,101,119.85
  5. Step 5: Solve for x
    x = 499,717,101,119.85/695,680.35
  6. Step 6: Final answer
    x = 718,314.24

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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.