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Finding the Fourth Proportional to 458,838.60, 633,298.44 and 254,959.56

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Solution

The fourth proportional to 458,838.60, 633,298.44 and 254,959.56 is: 351,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,838.60 : 633,298.44 = 254,959.56 : x
  2. Step 2: Convert to fraction form
    458,838.60/633,298.44 = 254,959.56/x
  3. Step 3: Cross multiply
    458,838.60x = 633,298.44 × 254,959.56
  4. Step 4: Simplify right side
    458,838.60x = 161,465,491,611.09
  5. Step 5: Solve for x
    x = 161,465,491,611.09/458,838.60
  6. Step 6: Final answer
    x = 351,900.41

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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.