Home / 371,673.91-557,488.22-131,799.63

Finding the Fourth Proportional to 371,673.91, 557,488.22 and 131,799.63

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Solution

The fourth proportional to 371,673.91, 557,488.22 and 131,799.63 is: 197,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,673.91 : 557,488.22 = 131,799.63 : x
  2. Step 2: Convert to fraction form
    371,673.91/557,488.22 = 131,799.63/x
  3. Step 3: Cross multiply
    371,673.91x = 557,488.22 × 131,799.63
  4. Step 4: Simplify right side
    371,673.91x = 73,476,740,466.36
  5. Step 5: Solve for x
    x = 73,476,740,466.36/371,673.91
  6. Step 6: Final answer
    x = 197,691.41

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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.