Home / 816,329.04-1,126,469.28-453,724.44

Finding the Fourth Proportional to 816,329.04, 1,126,469.28 and 453,724.44

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Solution

The fourth proportional to 816,329.04, 1,126,469.28 and 453,724.44 is: 626,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,329.04 : 1,126,469.28 = 453,724.44 : x
  2. Step 2: Convert to fraction form
    816,329.04/1,126,469.28 = 453,724.44/x
  3. Step 3: Cross multiply
    816,329.04x = 1,126,469.28 × 453,724.44
  4. Step 4: Simplify right side
    816,329.04x = 511,106,643,245.20
  5. Step 5: Solve for x
    x = 511,106,643,245.20/816,329.04
  6. Step 6: Final answer
    x = 626,103.71

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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.