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Finding the Fourth Proportional to 454,548.54, 627,137.98 and 263,523.81

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Solution

The fourth proportional to 454,548.54, 627,137.98 and 263,523.81 is: 363,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,548.54 : 627,137.98 = 263,523.81 : x
  2. Step 2: Convert to fraction form
    454,548.54/627,137.98 = 263,523.81/x
  3. Step 3: Cross multiply
    454,548.54x = 627,137.98 × 263,523.81
  4. Step 4: Simplify right side
    454,548.54x = 165,265,791,578.26
  5. Step 5: Solve for x
    x = 165,265,791,578.26/454,548.54
  6. Step 6: Final answer
    x = 363,582.27

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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.