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Finding the Fourth Proportional to 606,335.33, 908,631.10 and 417,009.47

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Solution

The fourth proportional to 606,335.33, 908,631.10 and 417,009.47 is: 624,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,335.33 : 908,631.10 = 417,009.47 : x
  2. Step 2: Convert to fraction form
    606,335.33/908,631.10 = 417,009.47/x
  3. Step 3: Cross multiply
    606,335.33x = 908,631.10 × 417,009.47
  4. Step 4: Simplify right side
    606,335.33x = 378,907,772,965.48
  5. Step 5: Solve for x
    x = 378,907,772,965.48/606,335.33
  6. Step 6: Final answer
    x = 624,914.56

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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.