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Finding the Fourth Proportional to 606,340.95, 909,356.28 and 179,777.04

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Solution

The fourth proportional to 606,340.95, 909,356.28 and 179,777.04 is: 269,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,340.95 : 909,356.28 = 179,777.04 : x
  2. Step 2: Convert to fraction form
    606,340.95/909,356.28 = 179,777.04/x
  3. Step 3: Cross multiply
    606,340.95x = 909,356.28 × 179,777.04
  4. Step 4: Simplify right side
    606,340.95x = 163,481,380,323.81
  5. Step 5: Solve for x
    x = 163,481,380,323.81/606,340.95
  6. Step 6: Final answer
    x = 269,619.56

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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.