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Finding the Fourth Proportional to 458,522.98, 632,736.90 and 254,560.73

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Solution

The fourth proportional to 458,522.98, 632,736.90 and 254,560.73 is: 351,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,522.98 : 632,736.90 = 254,560.73 : x
  2. Step 2: Convert to fraction form
    458,522.98/632,736.90 = 254,560.73/x
  3. Step 3: Cross multiply
    458,522.98x = 632,736.90 × 254,560.73
  4. Step 4: Simplify right side
    458,522.98x = 161,069,963,998.25
  5. Step 5: Solve for x
    x = 161,069,963,998.25/458,522.98
  6. Step 6: Final answer
    x = 351,280.03

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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.