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Finding the Fourth Proportional to 606,334.45, 909,346.54 and 179,770.53

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Solution

The fourth proportional to 606,334.45, 909,346.54 and 179,770.53 is: 269,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,334.45 : 909,346.54 = 179,770.53 : x
  2. Step 2: Convert to fraction form
    606,334.45/909,346.54 = 179,770.53/x
  3. Step 3: Cross multiply
    606,334.45x = 909,346.54 × 179,770.53
  4. Step 4: Simplify right side
    606,334.45x = 163,473,709,449.47
  5. Step 5: Solve for x
    x = 163,473,709,449.47/606,334.45
  6. Step 6: Final answer
    x = 269,609.80

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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.