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Finding the Fourth Proportional to 271,465.70, 374,667.63 and 150,645.80

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Solution

The fourth proportional to 271,465.70, 374,667.63 and 150,645.80 is: 207,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,465.70 : 374,667.63 = 150,645.80 : x
  2. Step 2: Convert to fraction form
    271,465.70/374,667.63 = 150,645.80/x
  3. Step 3: Cross multiply
    271,465.70x = 374,667.63 × 150,645.80
  4. Step 4: Simplify right side
    271,465.70x = 56,442,102,982.12
  5. Step 5: Solve for x
    x = 56,442,102,982.12/271,465.70
  6. Step 6: Final answer
    x = 207,916.15

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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.