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Finding the Fourth Proportional to 277,599.89, 383,087.78 and 150,275.39

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Solution

The fourth proportional to 277,599.89, 383,087.78 and 150,275.39 is: 207,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,599.89 : 383,087.78 = 150,275.39 : x
  2. Step 2: Convert to fraction form
    277,599.89/383,087.78 = 150,275.39/x
  3. Step 3: Cross multiply
    277,599.89x = 383,087.78 × 150,275.39
  4. Step 4: Simplify right side
    277,599.89x = 57,568,663,440.45
  5. Step 5: Solve for x
    x = 57,568,663,440.45/277,599.89
  6. Step 6: Final answer
    x = 207,379.99

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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.