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Finding the Fourth Proportional to 341,169.12, 511,489.44 and 228,669.12

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Solution

The fourth proportional to 341,169.12, 511,489.44 and 228,669.12 is: 342,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,169.12 : 511,489.44 = 228,669.12 : x
  2. Step 2: Convert to fraction form
    341,169.12/511,489.44 = 228,669.12/x
  3. Step 3: Cross multiply
    341,169.12x = 511,489.44 × 228,669.12
  4. Step 4: Simplify right side
    341,169.12x = 116,961,840,134.09
  5. Step 5: Solve for x
    x = 116,961,840,134.09/341,169.12
  6. Step 6: Final answer
    x = 342,826.57

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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.