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Finding the Fourth Proportional to 484,016.56, 726,025.56 and 188,528.56

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Solution

The fourth proportional to 484,016.56, 726,025.56 and 188,528.56 is: 282,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,016.56 : 726,025.56 = 188,528.56 : x
  2. Step 2: Convert to fraction form
    484,016.56/726,025.56 = 188,528.56/x
  3. Step 3: Cross multiply
    484,016.56x = 726,025.56 × 188,528.56
  4. Step 4: Simplify right side
    484,016.56x = 136,876,553,349.99
  5. Step 5: Solve for x
    x = 136,876,553,349.99/484,016.56
  6. Step 6: Final answer
    x = 282,793.12

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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.