Home / 799,822.98-1,200,037.47-480,198.04

Finding the Fourth Proportional to 799,822.98, 1,200,037.47 and 480,198.04

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Solution

The fourth proportional to 799,822.98, 1,200,037.47 and 480,198.04 is: 720,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,822.98 : 1,200,037.47 = 480,198.04 : x
  2. Step 2: Convert to fraction form
    799,822.98/1,200,037.47 = 480,198.04/x
  3. Step 3: Cross multiply
    799,822.98x = 1,200,037.47 × 480,198.04
  4. Step 4: Simplify right side
    799,822.98x = 576,255,641,020.56
  5. Step 5: Solve for x
    x = 576,255,641,020.56/799,822.98
  6. Step 6: Final answer
    x = 720,478.98

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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.