Home / 448,249.26-672,423.06-223,666.20

Finding the Fourth Proportional to 448,249.26, 672,423.06 and 223,666.20

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Solution

The fourth proportional to 448,249.26, 672,423.06 and 223,666.20 is: 335,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,249.26 : 672,423.06 = 223,666.20 : x
  2. Step 2: Convert to fraction form
    448,249.26/672,423.06 = 223,666.20/x
  3. Step 3: Cross multiply
    448,249.26x = 672,423.06 × 223,666.20
  4. Step 4: Simplify right side
    448,249.26x = 150,398,310,622.57
  5. Step 5: Solve for x
    x = 150,398,310,622.57/448,249.26
  6. Step 6: Final answer
    x = 335,523.83

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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.