Home / 448,191.25-672,496.69-223,569.04

Finding the Fourth Proportional to 448,191.25, 672,496.69 and 223,569.04

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Solution

The fourth proportional to 448,191.25, 672,496.69 and 223,569.04 is: 335,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,191.25 : 672,496.69 = 223,569.04 : x
  2. Step 2: Convert to fraction form
    448,191.25/672,496.69 = 223,569.04/x
  3. Step 3: Cross multiply
    448,191.25x = 672,496.69 × 223,569.04
  4. Step 4: Simplify right side
    448,191.25x = 150,349,437,249.43
  5. Step 5: Solve for x
    x = 150,349,437,249.43/448,191.25
  6. Step 6: Final answer
    x = 335,458.22

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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.