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Finding the Fourth Proportional to 606,551.33, 907,960.75 and 395,735.33

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Solution

The fourth proportional to 606,551.33, 907,960.75 and 395,735.33 is: 592,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,551.33 : 907,960.75 = 395,735.33 : x
  2. Step 2: Convert to fraction form
    606,551.33/907,960.75 = 395,735.33/x
  3. Step 3: Cross multiply
    606,551.33x = 907,960.75 × 395,735.33
  4. Step 4: Simplify right side
    606,551.33x = 359,312,147,028.30
  5. Step 5: Solve for x
    x = 359,312,147,028.30/606,551.33
  6. Step 6: Final answer
    x = 592,385.39

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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.