Home / 397,352.28-596,015.04-172,712.55

Finding the Fourth Proportional to 397,352.28, 596,015.04 and 172,712.55

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Solution

The fourth proportional to 397,352.28, 596,015.04 and 172,712.55 is: 259,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,352.28 : 596,015.04 = 172,712.55 : x
  2. Step 2: Convert to fraction form
    397,352.28/596,015.04 = 172,712.55/x
  3. Step 3: Cross multiply
    397,352.28x = 596,015.04 × 172,712.55
  4. Step 4: Simplify right side
    397,352.28x = 102,939,277,396.75
  5. Step 5: Solve for x
    x = 102,939,277,396.75/397,352.28
  6. Step 6: Final answer
    x = 259,063.01

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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.