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Finding the Fourth Proportional to 446,418.96, 616,062.69 and 242,471.85

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Solution

The fourth proportional to 446,418.96, 616,062.69 and 242,471.85 is: 334,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,418.96 : 616,062.69 = 242,471.85 : x
  2. Step 2: Convert to fraction form
    446,418.96/616,062.69 = 242,471.85/x
  3. Step 3: Cross multiply
    446,418.96x = 616,062.69 × 242,471.85
  4. Step 4: Simplify right side
    446,418.96x = 149,377,860,160.28
  5. Step 5: Solve for x
    x = 149,377,860,160.28/446,418.96
  6. Step 6: Final answer
    x = 334,613.61

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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.