Home / 397,163.24-595,410.02-172,354.34

Finding the Fourth Proportional to 397,163.24, 595,410.02 and 172,354.34

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Solution

The fourth proportional to 397,163.24, 595,410.02 and 172,354.34 is: 258,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,163.24 : 595,410.02 = 172,354.34 : x
  2. Step 2: Convert to fraction form
    397,163.24/595,410.02 = 172,354.34/x
  3. Step 3: Cross multiply
    397,163.24x = 595,410.02 × 172,354.34
  4. Step 4: Simplify right side
    397,163.24x = 102,621,497,187.67
  5. Step 5: Solve for x
    x = 102,621,497,187.67/397,163.24
  6. Step 6: Final answer
    x = 258,386.19

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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.