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Finding the Fourth Proportional to 407,751.45, 562,677.90 and 226,474.44

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Solution

The fourth proportional to 407,751.45, 562,677.90 and 226,474.44 is: 312,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,751.45 : 562,677.90 = 226,474.44 : x
  2. Step 2: Convert to fraction form
    407,751.45/562,677.90 = 226,474.44/x
  3. Step 3: Cross multiply
    407,751.45x = 562,677.90 × 226,474.44
  4. Step 4: Simplify right side
    407,751.45x = 127,432,162,302.88
  5. Step 5: Solve for x
    x = 127,432,162,302.88/407,751.45
  6. Step 6: Final answer
    x = 312,524.12

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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.