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Finding the Fourth Proportional to 446,714.60, 669,894.50 and 162,249.95

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Solution

The fourth proportional to 446,714.60, 669,894.50 and 162,249.95 is: 243,310.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,714.60 : 669,894.50 = 162,249.95 : x
  2. Step 2: Convert to fraction form
    446,714.60/669,894.50 = 162,249.95/x
  3. Step 3: Cross multiply
    446,714.60x = 669,894.50 × 162,249.95
  4. Step 4: Simplify right side
    446,714.60x = 108,690,351,210.64
  5. Step 5: Solve for x
    x = 108,690,351,210.64/446,714.60
  6. Step 6: Final answer
    x = 243,310.50

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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.