Home / 303,078.02-453,965.78-245,895.26

Finding the Fourth Proportional to 303,078.02, 453,965.78 and 245,895.26

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Solution

The fourth proportional to 303,078.02, 453,965.78 and 245,895.26 is: 368,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,078.02 : 453,965.78 = 245,895.26 : x
  2. Step 2: Convert to fraction form
    303,078.02/453,965.78 = 245,895.26/x
  3. Step 3: Cross multiply
    303,078.02x = 453,965.78 × 245,895.26
  4. Step 4: Simplify right side
    303,078.02x = 111,628,033,504.20
  5. Step 5: Solve for x
    x = 111,628,033,504.20/303,078.02
  6. Step 6: Final answer
    x = 368,314.51

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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.