Home / 448,632.68-619,091.26-267,340.58

Finding the Fourth Proportional to 448,632.68, 619,091.26 and 267,340.58

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Solution

The fourth proportional to 448,632.68, 619,091.26 and 267,340.58 is: 368,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,632.68 : 619,091.26 = 267,340.58 : x
  2. Step 2: Convert to fraction form
    448,632.68/619,091.26 = 267,340.58/x
  3. Step 3: Cross multiply
    448,632.68x = 619,091.26 × 267,340.58
  4. Step 4: Simplify right side
    448,632.68x = 165,508,212,757.52
  5. Step 5: Solve for x
    x = 165,508,212,757.52/448,632.68
  6. Step 6: Final answer
    x = 368,916.98

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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.