Home / 672,349.76-1,008,722.16-199,047.44

Finding the Fourth Proportional to 672,349.76, 1,008,722.16 and 199,047.44

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Solution

The fourth proportional to 672,349.76, 1,008,722.16 and 199,047.44 is: 298,629.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,349.76 : 1,008,722.16 = 199,047.44 : x
  2. Step 2: Convert to fraction form
    672,349.76/1,008,722.16 = 199,047.44/x
  3. Step 3: Cross multiply
    672,349.76x = 1,008,722.16 × 199,047.44
  4. Step 4: Simplify right side
    672,349.76x = 200,783,563,619.27
  5. Step 5: Solve for x
    x = 200,783,563,619.27/672,349.76
  6. Step 6: Final answer
    x = 298,629.64

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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.