Home / 669,085.44-1,003,416.75-219,732.27

Finding the Fourth Proportional to 669,085.44, 1,003,416.75 and 219,732.27

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Solution

The fourth proportional to 669,085.44, 1,003,416.75 and 219,732.27 is: 329,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,085.44 : 1,003,416.75 = 219,732.27 : x
  2. Step 2: Convert to fraction form
    669,085.44/1,003,416.75 = 219,732.27/x
  3. Step 3: Cross multiply
    669,085.44x = 1,003,416.75 × 219,732.27
  4. Step 4: Simplify right side
    669,085.44x = 220,483,040,233.52
  5. Step 5: Solve for x
    x = 220,483,040,233.52/669,085.44
  6. Step 6: Final answer
    x = 329,528.98

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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.