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Finding the Fourth Proportional to 458,322.75, 632,475.88 and 254,361.82

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Solution

The fourth proportional to 458,322.75, 632,475.88 and 254,361.82 is: 351,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,322.75 : 632,475.88 = 254,361.82 : x
  2. Step 2: Convert to fraction form
    458,322.75/632,475.88 = 254,361.82/x
  3. Step 3: Cross multiply
    458,322.75x = 632,475.88 × 254,361.82
  4. Step 4: Simplify right side
    458,322.75x = 160,877,715,942.90
  5. Step 5: Solve for x
    x = 160,877,715,942.90/458,322.75
  6. Step 6: Final answer
    x = 351,014.03

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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.