Home / 444,731.20-667,096.80-112,307.20

Finding the Fourth Proportional to 444,731.20, 667,096.80 and 112,307.20

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Solution

The fourth proportional to 444,731.20, 667,096.80 and 112,307.20 is: 168,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,731.20 : 667,096.80 = 112,307.20 : x
  2. Step 2: Convert to fraction form
    444,731.20/667,096.80 = 112,307.20/x
  3. Step 3: Cross multiply
    444,731.20x = 667,096.80 × 112,307.20
  4. Step 4: Simplify right side
    444,731.20x = 74,919,773,736.96
  5. Step 5: Solve for x
    x = 74,919,773,736.96/444,731.20
  6. Step 6: Final answer
    x = 168,460.80

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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.