Home / 467,301.15-644,874.78-252,440.55

Finding the Fourth Proportional to 467,301.15, 644,874.78 and 252,440.55

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Solution

The fourth proportional to 467,301.15, 644,874.78 and 252,440.55 is: 348,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,301.15 : 644,874.78 = 252,440.55 : x
  2. Step 2: Convert to fraction form
    467,301.15/644,874.78 = 252,440.55/x
  3. Step 3: Cross multiply
    467,301.15x = 644,874.78 × 252,440.55
  4. Step 4: Simplify right side
    467,301.15x = 162,792,544,144.33
  5. Step 5: Solve for x
    x = 162,792,544,144.33/467,301.15
  6. Step 6: Final answer
    x = 348,367.52

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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.