Home / 382,222.64-527,467.58-210,143.54

Finding the Fourth Proportional to 382,222.64, 527,467.58 and 210,143.54

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Solution

The fourth proportional to 382,222.64, 527,467.58 and 210,143.54 is: 289,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,222.64 : 527,467.58 = 210,143.54 : x
  2. Step 2: Convert to fraction form
    382,222.64/527,467.58 = 210,143.54/x
  3. Step 3: Cross multiply
    382,222.64x = 527,467.58 × 210,143.54
  4. Step 4: Simplify right side
    382,222.64x = 110,843,904,496.43
  5. Step 5: Solve for x
    x = 110,843,904,496.43/382,222.64
  6. Step 6: Final answer
    x = 289,998.27

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1.5x scale

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.