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Finding the Fourth Proportional to 448,636.46, 619,096.41 and 267,344.33

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Solution

The fourth proportional to 448,636.46, 619,096.41 and 267,344.33 is: 368,922.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,636.46 : 619,096.41 = 267,344.33 : x
  2. Step 2: Convert to fraction form
    448,636.46/619,096.41 = 267,344.33/x
  3. Step 3: Cross multiply
    448,636.46x = 619,096.41 × 267,344.33
  4. Step 4: Simplify right side
    448,636.46x = 165,511,911,841.37
  5. Step 5: Solve for x
    x = 165,511,911,841.37/448,636.46
  6. Step 6: Final answer
    x = 368,922.12

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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.