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Finding the Fourth Proportional to 253,824.84, 382,520.48 and 228,555.27

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Solution

The fourth proportional to 253,824.84, 382,520.48 and 228,555.27 is: 344,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,824.84 : 382,520.48 = 228,555.27 : x
  2. Step 2: Convert to fraction form
    253,824.84/382,520.48 = 228,555.27/x
  3. Step 3: Cross multiply
    253,824.84x = 382,520.48 × 228,555.27
  4. Step 4: Simplify right side
    253,824.84x = 87,427,070,444.15
  5. Step 5: Solve for x
    x = 87,427,070,444.15/253,824.84
  6. Step 6: Final answer
    x = 344,438.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.