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Finding the Fourth Proportional to 277,850.70, 383,293 and 175,704.03

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Solution

The fourth proportional to 277,850.70, 383,293 and 175,704.03 is: 242,382.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,850.70 : 383,293 = 175,704.03 : x
  2. Step 2: Convert to fraction form
    277,850.70/383,293 = 175,704.03/x
  3. Step 3: Cross multiply
    277,850.70x = 383,293 × 175,704.03
  4. Step 4: Simplify right side
    277,850.70x = 67,346,124,770.79
  5. Step 5: Solve for x
    x = 67,346,124,770.79/277,850.70
  6. Step 6: Final answer
    x = 242,382.42

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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.