Home / 798,971.77-1,198,462.17-266,491.34

Finding the Fourth Proportional to 798,971.77, 1,198,462.17 and 266,491.34

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Solution

The fourth proportional to 798,971.77, 1,198,462.17 and 266,491.34 is: 399,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,971.77 : 1,198,462.17 = 266,491.34 : x
  2. Step 2: Convert to fraction form
    798,971.77/1,198,462.17 = 266,491.34/x
  3. Step 3: Cross multiply
    798,971.77x = 1,198,462.17 × 266,491.34
  4. Step 4: Simplify right side
    798,971.77x = 319,379,783,630.30
  5. Step 5: Solve for x
    x = 319,379,783,630.30/798,971.77
  6. Step 6: Final answer
    x = 399,738.51

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1.5x scale

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.