Home / 672,615.06-1,008,926.22-199,304.52

Finding the Fourth Proportional to 672,615.06, 1,008,926.22 and 199,304.52

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Solution

The fourth proportional to 672,615.06, 1,008,926.22 and 199,304.52 is: 298,957.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,615.06 : 1,008,926.22 = 199,304.52 : x
  2. Step 2: Convert to fraction form
    672,615.06/1,008,926.22 = 199,304.52/x
  3. Step 3: Cross multiply
    672,615.06x = 1,008,926.22 × 199,304.52
  4. Step 4: Simplify right side
    672,615.06x = 201,083,555,992.51
  5. Step 5: Solve for x
    x = 201,083,555,992.51/672,615.06
  6. Step 6: Final answer
    x = 298,957.86

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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.