Home / 366,931.20-550,369.45-153,644.03

Finding the Fourth Proportional to 366,931.20, 550,369.45 and 153,644.03

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Solution

The fourth proportional to 366,931.20, 550,369.45 and 153,644.03 is: 230,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,931.20 : 550,369.45 = 153,644.03 : x
  2. Step 2: Convert to fraction form
    366,931.20/550,369.45 = 153,644.03/x
  3. Step 3: Cross multiply
    366,931.20x = 550,369.45 × 153,644.03
  4. Step 4: Simplify right side
    366,931.20x = 84,560,980,286.88
  5. Step 5: Solve for x
    x = 84,560,980,286.88/366,931.20
  6. Step 6: Final answer
    x = 230,454.59

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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.