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Finding the Fourth Proportional to 271,354.86, 374,598.27 and 180,861.66

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Solution

The fourth proportional to 271,354.86, 374,598.27 and 180,861.66 is: 249,674.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,354.86 : 374,598.27 = 180,861.66 : x
  2. Step 2: Convert to fraction form
    271,354.86/374,598.27 = 180,861.66/x
  3. Step 3: Cross multiply
    271,354.86x = 374,598.27 × 180,861.66
  4. Step 4: Simplify right side
    271,354.86x = 67,750,464,945.33
  5. Step 5: Solve for x
    x = 67,750,464,945.33/271,354.86
  6. Step 6: Final answer
    x = 249,674.78

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1.5x scale

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.