Home / 563,169.24-777,167.33-305,039.79

Finding the Fourth Proportional to 563,169.24, 777,167.33 and 305,039.79

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Solution

The fourth proportional to 563,169.24, 777,167.33 and 305,039.79 is: 420,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,169.24 : 777,167.33 = 305,039.79 : x
  2. Step 2: Convert to fraction form
    563,169.24/777,167.33 = 305,039.79/x
  3. Step 3: Cross multiply
    563,169.24x = 777,167.33 × 305,039.79
  4. Step 4: Simplify right side
    563,169.24x = 237,066,957,612.86
  5. Step 5: Solve for x
    x = 237,066,957,612.86/563,169.24
  6. Step 6: Final answer
    x = 420,951.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.