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Finding the Fourth Proportional to 669,369.52, 923,719.44 and 367,563.52

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Solution

The fourth proportional to 669,369.52, 923,719.44 and 367,563.52 is: 507,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,369.52 : 923,719.44 = 367,563.52 : x
  2. Step 2: Convert to fraction form
    669,369.52/923,719.44 = 367,563.52/x
  3. Step 3: Cross multiply
    669,369.52x = 923,719.44 × 367,563.52
  4. Step 4: Simplify right side
    669,369.52x = 339,525,568,858.83
  5. Step 5: Solve for x
    x = 339,525,568,858.83/669,369.52
  6. Step 6: Final answer
    x = 507,231.89

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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.