Home / 271,528.27-407,329.46-157,729.55

Finding the Fourth Proportional to 271,528.27, 407,329.46 and 157,729.55

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Solution

The fourth proportional to 271,528.27, 407,329.46 and 157,729.55 is: 236,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,528.27 : 407,329.46 = 157,729.55 : x
  2. Step 2: Convert to fraction form
    271,528.27/407,329.46 = 157,729.55/x
  3. Step 3: Cross multiply
    271,528.27x = 407,329.46 × 157,729.55
  4. Step 4: Simplify right side
    271,528.27x = 64,247,892,427.54
  5. Step 5: Solve for x
    x = 64,247,892,427.54/271,528.27
  6. Step 6: Final answer
    x = 236,615.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.