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Finding the Fourth Proportional to 271,460.35, 374,647.62 and 156,766.96

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Solution

The fourth proportional to 271,460.35, 374,647.62 and 156,766.96 is: 216,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,460.35 : 374,647.62 = 156,766.96 : x
  2. Step 2: Convert to fraction form
    271,460.35/374,647.62 = 156,766.96/x
  3. Step 3: Cross multiply
    271,460.35x = 374,647.62 × 156,766.96
  4. Step 4: Simplify right side
    271,460.35x = 58,732,368,458.64
  5. Step 5: Solve for x
    x = 58,732,368,458.64/271,460.35
  6. Step 6: Final answer
    x = 216,357.08

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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.