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Finding the Fourth Proportional to 454,925, 627,593.64 and 263,827.64

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Solution

The fourth proportional to 454,925, 627,593.64 and 263,827.64 is: 363,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,925 : 627,593.64 = 263,827.64 : x
  2. Step 2: Convert to fraction form
    454,925/627,593.64 = 263,827.64/x
  3. Step 3: Cross multiply
    454,925x = 627,593.64 × 263,827.64
  4. Step 4: Simplify right side
    454,925x = 165,576,548,920.21
  5. Step 5: Solve for x
    x = 165,576,548,920.21/454,925
  6. Step 6: Final answer
    x = 363,964.50

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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.