Home / 277,865.12-383,454.28-150,540.72

Finding the Fourth Proportional to 277,865.12, 383,454.28 and 150,540.72

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Solution

The fourth proportional to 277,865.12, 383,454.28 and 150,540.72 is: 207,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,865.12 : 383,454.28 = 150,540.72 : x
  2. Step 2: Convert to fraction form
    277,865.12/383,454.28 = 150,540.72/x
  3. Step 3: Cross multiply
    277,865.12x = 383,454.28 × 150,540.72
  4. Step 4: Simplify right side
    277,865.12x = 57,725,482,645.58
  5. Step 5: Solve for x
    x = 57,725,482,645.58/277,865.12
  6. Step 6: Final answer
    x = 207,746.42

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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.