Home / 271,285.39-374,378.34-150,431.77

Finding the Fourth Proportional to 271,285.39, 374,378.34 and 150,431.77

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Solution

The fourth proportional to 271,285.39, 374,378.34 and 150,431.77 is: 207,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,285.39 : 374,378.34 = 150,431.77 : x
  2. Step 2: Convert to fraction form
    271,285.39/374,378.34 = 150,431.77/x
  3. Step 3: Cross multiply
    271,285.39x = 374,378.34 × 150,431.77
  4. Step 4: Simplify right side
    271,285.39x = 56,318,396,335.86
  5. Step 5: Solve for x
    x = 56,318,396,335.86/271,285.39
  6. Step 6: Final answer
    x = 207,598.34

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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.