Home / 338,822.79-508,048.62-156,255.48

Finding the Fourth Proportional to 338,822.79, 508,048.62 and 156,255.48

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Solution

The fourth proportional to 338,822.79, 508,048.62 and 156,255.48 is: 234,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,822.79 : 508,048.62 = 156,255.48 : x
  2. Step 2: Convert to fraction form
    338,822.79/508,048.62 = 156,255.48/x
  3. Step 3: Cross multiply
    338,822.79x = 508,048.62 × 156,255.48
  4. Step 4: Simplify right side
    338,822.79x = 79,385,380,981.44
  5. Step 5: Solve for x
    x = 79,385,380,981.44/338,822.79
  6. Step 6: Final answer
    x = 234,297.64

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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.