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Finding the Fourth Proportional to 219,251.10, 328,855.11 and 148,627.41

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Solution

The fourth proportional to 219,251.10, 328,855.11 and 148,627.41 is: 222,926.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,251.10 : 328,855.11 = 148,627.41 : x
  2. Step 2: Convert to fraction form
    219,251.10/328,855.11 = 148,627.41/x
  3. Step 3: Cross multiply
    219,251.10x = 328,855.11 × 148,627.41
  4. Step 4: Simplify right side
    219,251.10x = 48,876,881,474.01
  5. Step 5: Solve for x
    x = 48,876,881,474.01/219,251.10
  6. Step 6: Final answer
    x = 222,926.50

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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.