Home / 448,693.68-672,578.82-195,926.91

Finding the Fourth Proportional to 448,693.68, 672,578.82 and 195,926.91

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Solution

The fourth proportional to 448,693.68, 672,578.82 and 195,926.91 is: 293,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,693.68 : 672,578.82 = 195,926.91 : x
  2. Step 2: Convert to fraction form
    448,693.68/672,578.82 = 195,926.91/x
  3. Step 3: Cross multiply
    448,693.68x = 672,578.82 × 195,926.91
  4. Step 4: Simplify right side
    448,693.68x = 131,776,289,934.05
  5. Step 5: Solve for x
    x = 131,776,289,934.05/448,693.68
  6. Step 6: Final answer
    x = 293,688.76

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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.