Home / 497,983.43-747,163.88-298,447.02

Finding the Fourth Proportional to 497,983.43, 747,163.88 and 298,447.02

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Solution

The fourth proportional to 497,983.43, 747,163.88 and 298,447.02 is: 447,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,983.43 : 747,163.88 = 298,447.02 : x
  2. Step 2: Convert to fraction form
    497,983.43/747,163.88 = 298,447.02/x
  3. Step 3: Cross multiply
    497,983.43x = 747,163.88 × 298,447.02
  4. Step 4: Simplify right side
    497,983.43x = 222,988,831,945.40
  5. Step 5: Solve for x
    x = 222,988,831,945.40/497,983.43
  6. Step 6: Final answer
    x = 447,783.64

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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.