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Finding the Fourth Proportional to 228,268.89, 341,915.72 and 185,381.01

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Solution

The fourth proportional to 228,268.89, 341,915.72 and 185,381.01 is: 277,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,268.89 : 341,915.72 = 185,381.01 : x
  2. Step 2: Convert to fraction form
    228,268.89/341,915.72 = 185,381.01/x
  3. Step 3: Cross multiply
    228,268.89x = 341,915.72 × 185,381.01
  4. Step 4: Simplify right side
    228,268.89x = 63,384,680,581.57
  5. Step 5: Solve for x
    x = 63,384,680,581.57/228,268.89
  6. Step 6: Final answer
    x = 277,675.51

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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.