Home / 579,141.02-867,528.92-298,067.78

Finding the Fourth Proportional to 579,141.02, 867,528.92 and 298,067.78

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Solution

The fourth proportional to 579,141.02, 867,528.92 and 298,067.78 is: 446,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,141.02 : 867,528.92 = 298,067.78 : x
  2. Step 2: Convert to fraction form
    579,141.02/867,528.92 = 298,067.78/x
  3. Step 3: Cross multiply
    579,141.02x = 867,528.92 × 298,067.78
  4. Step 4: Simplify right side
    579,141.02x = 258,582,419,270.20
  5. Step 5: Solve for x
    x = 258,582,419,270.20/579,141.02
  6. Step 6: Final answer
    x = 446,493.01

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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.