Home / 448,916.16-673,249.65-124,629.75

Finding the Fourth Proportional to 448,916.16, 673,249.65 and 124,629.75

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Solution

The fourth proportional to 448,916.16, 673,249.65 and 124,629.75 is: 186,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,916.16 : 673,249.65 = 124,629.75 : x
  2. Step 2: Convert to fraction form
    448,916.16/673,249.65 = 124,629.75/x
  3. Step 3: Cross multiply
    448,916.16x = 673,249.65 × 124,629.75
  4. Step 4: Simplify right side
    448,916.16x = 83,906,935,567.09
  5. Step 5: Solve for x
    x = 83,906,935,567.09/448,916.16
  6. Step 6: Final answer
    x = 186,910.04

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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.