Home / 448,634.75-619,094.09-267,342.64

Finding the Fourth Proportional to 448,634.75, 619,094.09 and 267,342.64

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Solution

The fourth proportional to 448,634.75, 619,094.09 and 267,342.64 is: 368,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,634.75 : 619,094.09 = 267,342.64 : x
  2. Step 2: Convert to fraction form
    448,634.75/619,094.09 = 267,342.64/x
  3. Step 3: Cross multiply
    448,634.75x = 619,094.09 × 267,342.64
  4. Step 4: Simplify right side
    448,634.75x = 165,510,247,549.62
  5. Step 5: Solve for x
    x = 165,510,247,549.62/448,634.75
  6. Step 6: Final answer
    x = 368,919.82

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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.