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Finding the Fourth Proportional to 606,514.70, 907,878.85 and 446,770.73

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Solution

The fourth proportional to 606,514.70, 907,878.85 and 446,770.73 is: 668,761.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,514.70 : 907,878.85 = 446,770.73 : x
  2. Step 2: Convert to fraction form
    606,514.70/907,878.85 = 446,770.73/x
  3. Step 3: Cross multiply
    606,514.70x = 907,878.85 × 446,770.73
  4. Step 4: Simplify right side
    606,514.70x = 405,613,696,566.06
  5. Step 5: Solve for x
    x = 405,613,696,566.06/606,514.70
  6. Step 6: Final answer
    x = 668,761.53

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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.