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Finding the Fourth Proportional to 606,336.76, 909,350 and 179,772.84

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Solution

The fourth proportional to 606,336.76, 909,350 and 179,772.84 is: 269,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,336.76 : 909,350 = 179,772.84 : x
  2. Step 2: Convert to fraction form
    606,336.76/909,350 = 179,772.84/x
  3. Step 3: Cross multiply
    606,336.76x = 909,350 × 179,772.84
  4. Step 4: Simplify right side
    606,336.76x = 163,476,432,054
  5. Step 5: Solve for x
    x = 163,476,432,054/606,336.76
  6. Step 6: Final answer
    x = 269,613.26

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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.