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Finding the Fourth Proportional to 273,165.28, 376,992.88 and 165,762.56

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Solution

The fourth proportional to 273,165.28, 376,992.88 and 165,762.56 is: 228,767.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,165.28 : 376,992.88 = 165,762.56 : x
  2. Step 2: Convert to fraction form
    273,165.28/376,992.88 = 165,762.56/x
  3. Step 3: Cross multiply
    273,165.28x = 376,992.88 × 165,762.56
  4. Step 4: Simplify right side
    273,165.28x = 62,491,304,890.57
  5. Step 5: Solve for x
    x = 62,491,304,890.57/273,165.28
  6. Step 6: Final answer
    x = 228,767.38

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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.