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Finding the Fourth Proportional to 317,557.44, 476,452.48 and 228,911.04

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Solution

The fourth proportional to 317,557.44, 476,452.48 and 228,911.04 is: 343,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,557.44 : 476,452.48 = 228,911.04 : x
  2. Step 2: Convert to fraction form
    317,557.44/476,452.48 = 228,911.04/x
  3. Step 3: Cross multiply
    317,557.44x = 476,452.48 × 228,911.04
  4. Step 4: Simplify right side
    317,557.44x = 109,065,232,707.38
  5. Step 5: Solve for x
    x = 109,065,232,707.38/317,557.44
  6. Step 6: Final answer
    x = 343,450.41

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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.