Home / 451,425.99-676,942.11-170,746.41

Finding the Fourth Proportional to 451,425.99, 676,942.11 and 170,746.41

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Solution

The fourth proportional to 451,425.99, 676,942.11 and 170,746.41 is: 256,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425.99 : 676,942.11 = 170,746.41 : x
  2. Step 2: Convert to fraction form
    451,425.99/676,942.11 = 170,746.41/x
  3. Step 3: Cross multiply
    451,425.99x = 676,942.11 × 170,746.41
  4. Step 4: Simplify right side
    451,425.99x = 115,585,435,060.33
  5. Step 5: Solve for x
    x = 115,585,435,060.33/451,425.99
  6. Step 6: Final answer
    x = 256,045.15

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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.