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Finding the Fourth Proportional to 255,010.32, 351,704.88 and 226,350.90

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Solution

The fourth proportional to 255,010.32, 351,704.88 and 226,350.90 is: 312,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,010.32 : 351,704.88 = 226,350.90 : x
  2. Step 2: Convert to fraction form
    255,010.32/351,704.88 = 226,350.90/x
  3. Step 3: Cross multiply
    255,010.32x = 351,704.88 × 226,350.90
  4. Step 4: Simplify right side
    255,010.32x = 79,608,716,122.39
  5. Step 5: Solve for x
    x = 79,608,716,122.39/255,010.32
  6. Step 6: Final answer
    x = 312,178.41

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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.