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Finding the Fourth Proportional to 606,364.28, 910,177.28 and 446,620.60

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Solution

The fourth proportional to 606,364.28, 910,177.28 and 446,620.60 is: 670,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,364.28 : 910,177.28 = 446,620.60 : x
  2. Step 2: Convert to fraction form
    606,364.28/910,177.28 = 446,620.60/x
  3. Step 3: Cross multiply
    606,364.28x = 910,177.28 × 446,620.60
  4. Step 4: Simplify right side
    606,364.28x = 406,503,922,899.97
  5. Step 5: Solve for x
    x = 406,503,922,899.97/606,364.28
  6. Step 6: Final answer
    x = 670,395.56

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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.