Home / 422,514.01-583,083.53-231,525.73

Finding the Fourth Proportional to 422,514.01, 583,083.53 and 231,525.73

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Solution

The fourth proportional to 422,514.01, 583,083.53 and 231,525.73 is: 319,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,514.01 : 583,083.53 = 231,525.73 : x
  2. Step 2: Convert to fraction form
    422,514.01/583,083.53 = 231,525.73/x
  3. Step 3: Cross multiply
    422,514.01x = 583,083.53 × 231,525.73
  4. Step 4: Simplify right side
    422,514.01x = 134,998,839,934.23
  5. Step 5: Solve for x
    x = 134,998,839,934.23/422,514.01
  6. Step 6: Final answer
    x = 319,513.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.