Home / 277,729.20-383,264.82-150,403.68

Finding the Fourth Proportional to 277,729.20, 383,264.82 and 150,403.68

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Solution

The fourth proportional to 277,729.20, 383,264.82 and 150,403.68 is: 207,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,729.20 : 383,264.82 = 150,403.68 : x
  2. Step 2: Convert to fraction form
    277,729.20/383,264.82 = 150,403.68/x
  3. Step 3: Cross multiply
    277,729.20x = 383,264.82 × 150,403.68
  4. Step 4: Simplify right side
    277,729.20x = 57,644,439,342.54
  5. Step 5: Solve for x
    x = 57,644,439,342.54/277,729.20
  6. Step 6: Final answer
    x = 207,556.28

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1.5x scale

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.