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Finding the Fourth Proportional to 458,333.39, 632,490.54 and 254,372.34

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Solution

The fourth proportional to 458,333.39, 632,490.54 and 254,372.34 is: 351,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,333.39 : 632,490.54 = 254,372.34 : x
  2. Step 2: Convert to fraction form
    458,333.39/632,490.54 = 254,372.34/x
  3. Step 3: Cross multiply
    458,333.39x = 632,490.54 × 254,372.34
  4. Step 4: Simplify right side
    458,333.39x = 160,888,098,687.66
  5. Step 5: Solve for x
    x = 160,888,098,687.66/458,333.39
  6. Step 6: Final answer
    x = 351,028.54

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1.5x scale

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.