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Finding the Fourth Proportional to 669,466.54, 923,870.37 and 367,660.54

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Solution

The fourth proportional to 669,466.54, 923,870.37 and 367,660.54 is: 507,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,466.54 : 923,870.37 = 367,660.54 : x
  2. Step 2: Convert to fraction form
    669,466.54/923,870.37 = 367,660.54/x
  3. Step 3: Cross multiply
    669,466.54x = 923,870.37 × 367,660.54
  4. Step 4: Simplify right side
    669,466.54x = 339,670,679,124.20
  5. Step 5: Solve for x
    x = 339,670,679,124.20/669,466.54
  6. Step 6: Final answer
    x = 507,375.14

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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.