Home / 804,069.66-1,206,064.89-298,729.02

Finding the Fourth Proportional to 804,069.66, 1,206,064.89 and 298,729.02

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Solution

The fourth proportional to 804,069.66, 1,206,064.89 and 298,729.02 is: 448,078.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,069.66 : 1,206,064.89 = 298,729.02 : x
  2. Step 2: Convert to fraction form
    804,069.66/1,206,064.89 = 298,729.02/x
  3. Step 3: Cross multiply
    804,069.66x = 1,206,064.89 × 298,729.02
  4. Step 4: Simplify right side
    804,069.66x = 360,286,582,646.11
  5. Step 5: Solve for x
    x = 360,286,582,646.11/804,069.66
  6. Step 6: Final answer
    x = 448,078.82

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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.