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Finding the Fourth Proportional to 606,100.54, 909,252.88 and 185,278

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Solution

The fourth proportional to 606,100.54, 909,252.88 and 185,278 is: 277,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,100.54 : 909,252.88 = 185,278 : x
  2. Step 2: Convert to fraction form
    606,100.54/909,252.88 = 185,278/x
  3. Step 3: Cross multiply
    606,100.54x = 909,252.88 × 185,278
  4. Step 4: Simplify right side
    606,100.54x = 168,464,555,100.64
  5. Step 5: Solve for x
    x = 168,464,555,100.64/606,100.54
  6. Step 6: Final answer
    x = 277,948.20

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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.