Home / 756,962.17-1,135,249.89-224,358.64

Finding the Fourth Proportional to 756,962.17, 1,135,249.89 and 224,358.64

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Solution

The fourth proportional to 756,962.17, 1,135,249.89 and 224,358.64 is: 336,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,962.17 : 1,135,249.89 = 224,358.64 : x
  2. Step 2: Convert to fraction form
    756,962.17/1,135,249.89 = 224,358.64/x
  3. Step 3: Cross multiply
    756,962.17x = 1,135,249.89 × 224,358.64
  4. Step 4: Simplify right side
    756,962.17x = 254,703,121,380.55
  5. Step 5: Solve for x
    x = 254,703,121,380.55/756,962.17
  6. Step 6: Final answer
    x = 336,480.65

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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.