Home / 355,552.10-533,942.55-189,664.10

Finding the Fourth Proportional to 355,552.10, 533,942.55 and 189,664.10

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Solution

The fourth proportional to 355,552.10, 533,942.55 and 189,664.10 is: 284,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,552.10 : 533,942.55 = 189,664.10 : x
  2. Step 2: Convert to fraction form
    355,552.10/533,942.55 = 189,664.10/x
  3. Step 3: Cross multiply
    355,552.10x = 533,942.55 × 189,664.10
  4. Step 4: Simplify right side
    355,552.10x = 101,269,733,197.46
  5. Step 5: Solve for x
    x = 101,269,733,197.46/355,552.10
  6. Step 6: Final answer
    x = 284,823.89

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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.