Home / 669,555.86-1,004,399.94-220,094.42

Finding the Fourth Proportional to 669,555.86, 1,004,399.94 and 220,094.42

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Solution

The fourth proportional to 669,555.86, 1,004,399.94 and 220,094.42 is: 330,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,555.86 : 1,004,399.94 = 220,094.42 : x
  2. Step 2: Convert to fraction form
    669,555.86/1,004,399.94 = 220,094.42/x
  3. Step 3: Cross multiply
    669,555.86x = 1,004,399.94 × 220,094.42
  4. Step 4: Simplify right side
    669,555.86x = 221,062,822,242.34
  5. Step 5: Solve for x
    x = 221,062,822,242.34/669,555.86
  6. Step 6: Final answer
    x = 330,163.37

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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.