Home / 448,634.19-619,093.32-267,342.08

Finding the Fourth Proportional to 448,634.19, 619,093.32 and 267,342.08

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Solution

The fourth proportional to 448,634.19, 619,093.32 and 267,342.08 is: 368,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,634.19 : 619,093.32 = 267,342.08 : x
  2. Step 2: Convert to fraction form
    448,634.19/619,093.32 = 267,342.08/x
  3. Step 3: Cross multiply
    448,634.19x = 619,093.32 × 267,342.08
  4. Step 4: Simplify right side
    448,634.19x = 165,509,692,787.44
  5. Step 5: Solve for x
    x = 165,509,692,787.44/448,634.19
  6. Step 6: Final answer
    x = 368,919.04

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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.