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Finding the Fourth Proportional to 317,523.44, 476,299.54 and 92,903.15

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Solution

The fourth proportional to 317,523.44, 476,299.54 and 92,903.15 is: 139,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,523.44 : 476,299.54 = 92,903.15 : x
  2. Step 2: Convert to fraction form
    317,523.44/476,299.54 = 92,903.15/x
  3. Step 3: Cross multiply
    317,523.44x = 476,299.54 × 92,903.15
  4. Step 4: Simplify right side
    317,523.44x = 44,249,728,916.43
  5. Step 5: Solve for x
    x = 44,249,728,916.43/317,523.44
  6. Step 6: Final answer
    x = 139,358.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.