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Finding the Fourth Proportional to 292,650.44, 403,851.76 and 163,588.28

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Solution

The fourth proportional to 292,650.44, 403,851.76 and 163,588.28 is: 225,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,650.44 : 403,851.76 = 163,588.28 : x
  2. Step 2: Convert to fraction form
    292,650.44/403,851.76 = 163,588.28/x
  3. Step 3: Cross multiply
    292,650.44x = 403,851.76 × 163,588.28
  4. Step 4: Simplify right side
    292,650.44x = 66,065,414,793.37
  5. Step 5: Solve for x
    x = 66,065,414,793.37/292,650.44
  6. Step 6: Final answer
    x = 225,748.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.