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Finding the Fourth Proportional to 606,510.45, 907,872.48 and 446,766.48

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Solution

The fourth proportional to 606,510.45, 907,872.48 and 446,766.48 is: 668,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,510.45 : 907,872.48 = 446,766.48 : x
  2. Step 2: Convert to fraction form
    606,510.45/907,872.48 = 446,766.48/x
  3. Step 3: Cross multiply
    606,510.45x = 907,872.48 × 446,766.48
  4. Step 4: Simplify right side
    606,510.45x = 405,606,992,178.47
  5. Step 5: Solve for x
    x = 405,606,992,178.47/606,510.45
  6. Step 6: Final answer
    x = 668,755.16

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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.