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Finding the Fourth Proportional to 558,473.32, 838,059.90 and 226,049.32

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Solution

The fourth proportional to 558,473.32, 838,059.90 and 226,049.32 is: 339,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,473.32 : 838,059.90 = 226,049.32 : x
  2. Step 2: Convert to fraction form
    558,473.32/838,059.90 = 226,049.32/x
  3. Step 3: Cross multiply
    558,473.32x = 838,059.90 × 226,049.32
  4. Step 4: Simplify right side
    558,473.32x = 189,442,870,514.27
  5. Step 5: Solve for x
    x = 189,442,870,514.27/558,473.32
  6. Step 6: Final answer
    x = 339,215.61

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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.