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Finding the Fourth Proportional to 379,004.32, 522,981.30 and 226,050.94

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Solution

The fourth proportional to 379,004.32, 522,981.30 and 226,050.94 is: 311,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,004.32 : 522,981.30 = 226,050.94 : x
  2. Step 2: Convert to fraction form
    379,004.32/522,981.30 = 226,050.94/x
  3. Step 3: Cross multiply
    379,004.32x = 522,981.30 × 226,050.94
  4. Step 4: Simplify right side
    379,004.32x = 118,220,414,467.42
  5. Step 5: Solve for x
    x = 118,220,414,467.42/379,004.32
  6. Step 6: Final answer
    x = 311,923.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.