Home / 798,972.02-1,198,462.55-266,491.58

Finding the Fourth Proportional to 798,972.02, 1,198,462.55 and 266,491.58

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Solution

The fourth proportional to 798,972.02, 1,198,462.55 and 266,491.58 is: 399,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,972.02 : 1,198,462.55 = 266,491.58 : x
  2. Step 2: Convert to fraction form
    798,972.02/1,198,462.55 = 266,491.58/x
  3. Step 3: Cross multiply
    798,972.02x = 1,198,462.55 × 266,491.58
  4. Step 4: Simplify right side
    798,972.02x = 319,380,180,184.03
  5. Step 5: Solve for x
    x = 319,380,180,184.03/798,972.02
  6. Step 6: Final answer
    x = 399,738.88

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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.