Home / 381,824.40-572,736.60-241,741.20

Finding the Fourth Proportional to 381,824.40, 572,736.60 and 241,741.20

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Solution

The fourth proportional to 381,824.40, 572,736.60 and 241,741.20 is: 362,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,824.40 : 572,736.60 = 241,741.20 : x
  2. Step 2: Convert to fraction form
    381,824.40/572,736.60 = 241,741.20/x
  3. Step 3: Cross multiply
    381,824.40x = 572,736.60 × 241,741.20
  4. Step 4: Simplify right side
    381,824.40x = 138,454,032,967.92
  5. Step 5: Solve for x
    x = 138,454,032,967.92/381,824.40
  6. Step 6: Final answer
    x = 362,611.80

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Similar ratio
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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.