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Finding the Fourth Proportional to 454,493.99, 627,201.56 and 250,548.39

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Solution

The fourth proportional to 454,493.99, 627,201.56 and 250,548.39 is: 345,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,493.99 : 627,201.56 = 250,548.39 : x
  2. Step 2: Convert to fraction form
    454,493.99/627,201.56 = 250,548.39/x
  3. Step 3: Cross multiply
    454,493.99x = 627,201.56 × 250,548.39
  4. Step 4: Simplify right side
    454,493.99x = 157,144,341,689.86
  5. Step 5: Solve for x
    x = 157,144,341,689.86/454,493.99
  6. Step 6: Final answer
    x = 345,756.70

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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.