Home / 579,325.72-869,044.44-179,859.23

Finding the Fourth Proportional to 579,325.72, 869,044.44 and 179,859.23

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Solution

The fourth proportional to 579,325.72, 869,044.44 and 179,859.23 is: 269,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,325.72 : 869,044.44 = 179,859.23 : x
  2. Step 2: Convert to fraction form
    579,325.72/869,044.44 = 179,859.23/x
  3. Step 3: Cross multiply
    579,325.72x = 869,044.44 × 179,859.23
  4. Step 4: Simplify right side
    579,325.72x = 156,305,665,986.79
  5. Step 5: Solve for x
    x = 156,305,665,986.79/579,325.72
  6. Step 6: Final answer
    x = 269,806.19

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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.