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Finding the Fourth Proportional to 458,183.55, 632,327.88 and 254,272.98

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Solution

The fourth proportional to 458,183.55, 632,327.88 and 254,272.98 is: 350,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,183.55 : 632,327.88 = 254,272.98 : x
  2. Step 2: Convert to fraction form
    458,183.55/632,327.88 = 254,272.98/x
  3. Step 3: Cross multiply
    458,183.55x = 632,327.88 × 254,272.98
  4. Step 4: Simplify right side
    458,183.55x = 160,783,894,384.68
  5. Step 5: Solve for x
    x = 160,783,894,384.68/458,183.55
  6. Step 6: Final answer
    x = 350,915.90

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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.