Home / 445,011.03-667,516.53-295,543.26

Finding the Fourth Proportional to 445,011.03, 667,516.53 and 295,543.26

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Solution

The fourth proportional to 445,011.03, 667,516.53 and 295,543.26 is: 443,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,011.03 : 667,516.53 = 295,543.26 : x
  2. Step 2: Convert to fraction form
    445,011.03/667,516.53 = 295,543.26/x
  3. Step 3: Cross multiply
    445,011.03x = 667,516.53 × 295,543.26
  4. Step 4: Simplify right side
    445,011.03x = 197,280,011,380.09
  5. Step 5: Solve for x
    x = 197,280,011,380.09/445,011.03
  6. Step 6: Final answer
    x = 443,314.88

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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.