Home / 672,342.27-1,008,710.91-199,039.93

Finding the Fourth Proportional to 672,342.27, 1,008,710.91 and 199,039.93

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Solution

The fourth proportional to 672,342.27, 1,008,710.91 and 199,039.93 is: 298,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,342.27 : 1,008,710.91 = 199,039.93 : x
  2. Step 2: Convert to fraction form
    672,342.27/1,008,710.91 = 199,039.93/x
  3. Step 3: Cross multiply
    672,342.27x = 1,008,710.91 × 199,039.93
  4. Step 4: Simplify right side
    672,342.27x = 200,773,743,873.08
  5. Step 5: Solve for x
    x = 200,773,743,873.08/672,342.27
  6. Step 6: Final answer
    x = 298,618.36

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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.