Home / 271,449.28-374,611.80-180,660.16

Finding the Fourth Proportional to 271,449.28, 374,611.80 and 180,660.16

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Solution

The fourth proportional to 271,449.28, 374,611.80 and 180,660.16 is: 249,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,449.28 : 374,611.80 = 180,660.16 : x
  2. Step 2: Convert to fraction form
    271,449.28/374,611.80 = 180,660.16/x
  3. Step 3: Cross multiply
    271,449.28x = 374,611.80 × 180,660.16
  4. Step 4: Simplify right side
    271,449.28x = 67,677,427,725.89
  5. Step 5: Solve for x
    x = 67,677,427,725.89/271,449.28
  6. Step 6: Final answer
    x = 249,318.87

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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.