Home / 331,711.78-457,400.50-224,094.96

Finding the Fourth Proportional to 331,711.78, 457,400.50 and 224,094.96

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Solution

The fourth proportional to 331,711.78, 457,400.50 and 224,094.96 is: 309,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,711.78 : 457,400.50 = 224,094.96 : x
  2. Step 2: Convert to fraction form
    331,711.78/457,400.50 = 224,094.96/x
  3. Step 3: Cross multiply
    331,711.78x = 457,400.50 × 224,094.96
  4. Step 4: Simplify right side
    331,711.78x = 102,501,144,464.48
  5. Step 5: Solve for x
    x = 102,501,144,464.48/331,711.78
  6. Step 6: Final answer
    x = 309,006.65

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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.