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Finding the Fourth Proportional to 449,573.86, 673,779.52 and 336,365.85

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Solution

The fourth proportional to 449,573.86, 673,779.52 and 336,365.85 is: 504,113.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,573.86 : 673,779.52 = 336,365.85 : x
  2. Step 2: Convert to fraction form
    449,573.86/673,779.52 = 336,365.85/x
  3. Step 3: Cross multiply
    449,573.86x = 673,779.52 × 336,365.85
  4. Step 4: Simplify right side
    449,573.86x = 226,636,420,957.39
  5. Step 5: Solve for x
    x = 226,636,420,957.39/449,573.86
  6. Step 6: Final answer
    x = 504,113.88

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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.