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Finding the Fourth Proportional to 674,235.24, 930,221.46 and 444,906.42

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Solution

The fourth proportional to 674,235.24, 930,221.46 and 444,906.42 is: 613,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,235.24 : 930,221.46 = 444,906.42 : x
  2. Step 2: Convert to fraction form
    674,235.24/930,221.46 = 444,906.42/x
  3. Step 3: Cross multiply
    674,235.24x = 930,221.46 × 444,906.42
  4. Step 4: Simplify right side
    674,235.24x = 413,861,499,575.77
  5. Step 5: Solve for x
    x = 413,861,499,575.77/674,235.24
  6. Step 6: Final answer
    x = 613,823.60

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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.