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Finding the Fourth Proportional to 444,573.52, 666,889.95 and 156,350.58

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Solution

The fourth proportional to 444,573.52, 666,889.95 and 156,350.58 is: 234,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,573.52 : 666,889.95 = 156,350.58 : x
  2. Step 2: Convert to fraction form
    444,573.52/666,889.95 = 156,350.58/x
  3. Step 3: Cross multiply
    444,573.52x = 666,889.95 × 156,350.58
  4. Step 4: Simplify right side
    444,573.52x = 104,268,628,564.15
  5. Step 5: Solve for x
    x = 104,268,628,564.15/444,573.52
  6. Step 6: Final answer
    x = 234,536.30

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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.