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Finding the Fourth Proportional to 606,520.45, 907,887.48 and 446,776.48

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Solution

The fourth proportional to 606,520.45, 907,887.48 and 446,776.48 is: 668,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,520.45 : 907,887.48 = 446,776.48 : x
  2. Step 2: Convert to fraction form
    606,520.45/907,887.48 = 446,776.48/x
  3. Step 3: Cross multiply
    606,520.45x = 907,887.48 × 446,776.48
  4. Step 4: Simplify right side
    606,520.45x = 405,622,772,550.47
  5. Step 5: Solve for x
    x = 405,622,772,550.47/606,520.45
  6. Step 6: Final answer
    x = 668,770.15

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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.