Home / 448,104.69-672,467.48-178,205.19

Finding the Fourth Proportional to 448,104.69, 672,467.48 and 178,205.19

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Solution

The fourth proportional to 448,104.69, 672,467.48 and 178,205.19 is: 267,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,104.69 : 672,467.48 = 178,205.19 : x
  2. Step 2: Convert to fraction form
    448,104.69/672,467.48 = 178,205.19/x
  3. Step 3: Cross multiply
    448,104.69x = 672,467.48 × 178,205.19
  4. Step 4: Simplify right side
    448,104.69x = 119,837,191,629.44
  5. Step 5: Solve for x
    x = 119,837,191,629.44/448,104.69
  6. Step 6: Final answer
    x = 267,431.23

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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.