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Finding the Fourth Proportional to 606,362.76, 909,388.92 and 179,798.88

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Solution

The fourth proportional to 606,362.76, 909,388.92 and 179,798.88 is: 269,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,362.76 : 909,388.92 = 179,798.88 : x
  2. Step 2: Convert to fraction form
    606,362.76/909,388.92 = 179,798.88/x
  3. Step 3: Cross multiply
    606,362.76x = 909,388.92 × 179,798.88
  4. Step 4: Simplify right side
    606,362.76x = 163,507,109,300.41
  5. Step 5: Solve for x
    x = 163,507,109,300.41/606,362.76
  6. Step 6: Final answer
    x = 269,652.29

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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.