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Finding the Fourth Proportional to 446,910.60, 616,793.40 and 253,349.83

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Solution

The fourth proportional to 446,910.60, 616,793.40 and 253,349.83 is: 349,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,910.60 : 616,793.40 = 253,349.83 : x
  2. Step 2: Convert to fraction form
    446,910.60/616,793.40 = 253,349.83/x
  3. Step 3: Cross multiply
    446,910.60x = 616,793.40 × 253,349.83
  4. Step 4: Simplify right side
    446,910.60x = 156,264,503,035.12
  5. Step 5: Solve for x
    x = 156,264,503,035.12/446,910.60
  6. Step 6: Final answer
    x = 349,654.95

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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.