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Finding the Fourth Proportional to 269,554.10, 404,331.15 and 228,082.10

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Solution

The fourth proportional to 269,554.10, 404,331.15 and 228,082.10 is: 342,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,554.10 : 404,331.15 = 228,082.10 : x
  2. Step 2: Convert to fraction form
    269,554.10/404,331.15 = 228,082.10/x
  3. Step 3: Cross multiply
    269,554.10x = 404,331.15 × 228,082.10
  4. Step 4: Simplify right side
    269,554.10x = 92,220,697,787.42
  5. Step 5: Solve for x
    x = 92,220,697,787.42/269,554.10
  6. Step 6: Final answer
    x = 342,123.15

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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.