Home / 364,815.10-503,453.32-228,854.78

Finding the Fourth Proportional to 364,815.10, 503,453.32 and 228,854.78

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Solution

The fourth proportional to 364,815.10, 503,453.32 and 228,854.78 is: 315,824.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,815.10 : 503,453.32 = 228,854.78 : x
  2. Step 2: Convert to fraction form
    364,815.10/503,453.32 = 228,854.78/x
  3. Step 3: Cross multiply
    364,815.10x = 503,453.32 × 228,854.78
  4. Step 4: Simplify right side
    364,815.10x = 115,217,698,788.87
  5. Step 5: Solve for x
    x = 115,217,698,788.87/364,815.10
  6. Step 6: Final answer
    x = 315,824.92

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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.