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Finding the Fourth Proportional to 454,433.96, 627,123.26 and 250,492.88

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Solution

The fourth proportional to 454,433.96, 627,123.26 and 250,492.88 is: 345,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,433.96 : 627,123.26 = 250,492.88 : x
  2. Step 2: Convert to fraction form
    454,433.96/627,123.26 = 250,492.88/x
  3. Step 3: Cross multiply
    454,433.96x = 627,123.26 × 250,492.88
  4. Step 4: Simplify right side
    454,433.96x = 157,089,911,512.39
  5. Step 5: Solve for x
    x = 157,089,911,512.39/454,433.96
  6. Step 6: Final answer
    x = 345,682.60

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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.