Home / 849,843.24-1,172,868.38-634,609.63

Finding the Fourth Proportional to 849,843.24, 1,172,868.38 and 634,609.63

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Solution

The fourth proportional to 849,843.24, 1,172,868.38 and 634,609.63 is: 875,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,843.24 : 1,172,868.38 = 634,609.63 : x
  2. Step 2: Convert to fraction form
    849,843.24/1,172,868.38 = 634,609.63/x
  3. Step 3: Cross multiply
    849,843.24x = 1,172,868.38 × 634,609.63
  4. Step 4: Simplify right side
    849,843.24x = 744,313,568,670.50
  5. Step 5: Solve for x
    x = 744,313,568,670.50/849,843.24
  6. Step 6: Final answer
    x = 875,824.54

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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.