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Finding the Fourth Proportional to 294,245.33, 441,638.60 and 228,110.45

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Solution

The fourth proportional to 294,245.33, 441,638.60 and 228,110.45 is: 342,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,245.33 : 441,638.60 = 228,110.45 : x
  2. Step 2: Convert to fraction form
    294,245.33/441,638.60 = 228,110.45/x
  3. Step 3: Cross multiply
    294,245.33x = 441,638.60 × 228,110.45
  4. Step 4: Simplify right side
    294,245.33x = 100,742,376,434.63
  5. Step 5: Solve for x
    x = 100,742,376,434.63/294,245.33
  6. Step 6: Final answer
    x = 342,375.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.