Home / 486,369.24-671,178.39-271,529.30

Finding the Fourth Proportional to 486,369.24, 671,178.39 and 271,529.30

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Solution

The fourth proportional to 486,369.24, 671,178.39 and 271,529.30 is: 374,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,369.24 : 671,178.39 = 271,529.30 : x
  2. Step 2: Convert to fraction form
    486,369.24/671,178.39 = 271,529.30/x
  3. Step 3: Cross multiply
    486,369.24x = 671,178.39 × 271,529.30
  4. Step 4: Simplify right side
    486,369.24x = 182,244,595,055.94
  5. Step 5: Solve for x
    x = 182,244,595,055.94/486,369.24
  6. Step 6: Final answer
    x = 374,704.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.