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Finding the Fourth Proportional to 458,711.48, 633,037.97 and 254,766.21

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Solution

The fourth proportional to 458,711.48, 633,037.97 and 254,766.21 is: 351,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,711.48 : 633,037.97 = 254,766.21 : x
  2. Step 2: Convert to fraction form
    458,711.48/633,037.97 = 254,766.21/x
  3. Step 3: Cross multiply
    458,711.48x = 633,037.97 × 254,766.21
  4. Step 4: Simplify right side
    458,711.48x = 161,276,685,868.59
  5. Step 5: Solve for x
    x = 161,276,685,868.59/458,711.48
  6. Step 6: Final answer
    x = 351,586.33

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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.