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Finding the Fourth Proportional to 317,771.36, 476,930.40 and 184,466.42

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Solution

The fourth proportional to 317,771.36, 476,930.40 and 184,466.42 is: 276,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,771.36 : 476,930.40 = 184,466.42 : x
  2. Step 2: Convert to fraction form
    317,771.36/476,930.40 = 184,466.42/x
  3. Step 3: Cross multiply
    317,771.36x = 476,930.40 × 184,466.42
  4. Step 4: Simplify right side
    317,771.36x = 87,977,643,477.17
  5. Step 5: Solve for x
    x = 87,977,643,477.17/317,771.36
  6. Step 6: Final answer
    x = 276,858.32

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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.