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Finding the Fourth Proportional to 482,452.94, 665,349.27 and 301,181.62

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Solution

The fourth proportional to 482,452.94, 665,349.27 and 301,181.62 is: 415,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,452.94 : 665,349.27 = 301,181.62 : x
  2. Step 2: Convert to fraction form
    482,452.94/665,349.27 = 301,181.62/x
  3. Step 3: Cross multiply
    482,452.94x = 665,349.27 × 301,181.62
  4. Step 4: Simplify right side
    482,452.94x = 200,390,971,004.42
  5. Step 5: Solve for x
    x = 200,390,971,004.42/482,452.94
  6. Step 6: Final answer
    x = 415,358.59

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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.