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Finding the Fourth Proportional to 296,448.40, 444,672.60 and 96,775.30

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Solution

The fourth proportional to 296,448.40, 444,672.60 and 96,775.30 is: 145,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,448.40 : 444,672.60 = 96,775.30 : x
  2. Step 2: Convert to fraction form
    296,448.40/444,672.60 = 96,775.30/x
  3. Step 3: Cross multiply
    296,448.40x = 444,672.60 × 96,775.30
  4. Step 4: Simplify right side
    296,448.40x = 43,033,324,266.78
  5. Step 5: Solve for x
    x = 43,033,324,266.78/296,448.40
  6. Step 6: Final answer
    x = 145,162.95

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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.