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Finding the Fourth Proportional to 637,563.34, 956,119.90 and 188,164

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Solution

The fourth proportional to 637,563.34, 956,119.90 and 188,164 is: 282,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,563.34 : 956,119.90 = 188,164 : x
  2. Step 2: Convert to fraction form
    637,563.34/956,119.90 = 188,164/x
  3. Step 3: Cross multiply
    637,563.34x = 956,119.90 × 188,164
  4. Step 4: Simplify right side
    637,563.34x = 179,907,344,863.60
  5. Step 5: Solve for x
    x = 179,907,344,863.60/637,563.34
  6. Step 6: Final answer
    x = 282,179.56

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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.