Home / 759,772.48-1,139,627.04-198,794.56

Finding the Fourth Proportional to 759,772.48, 1,139,627.04 and 198,794.56

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Solution

The fourth proportional to 759,772.48, 1,139,627.04 and 198,794.56 is: 298,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,772.48 : 1,139,627.04 = 198,794.56 : x
  2. Step 2: Convert to fraction form
    759,772.48/1,139,627.04 = 198,794.56/x
  3. Step 3: Cross multiply
    759,772.48x = 1,139,627.04 × 198,794.56
  4. Step 4: Simplify right side
    759,772.48x = 226,551,655,980.90
  5. Step 5: Solve for x
    x = 226,551,655,980.90/759,772.48
  6. Step 6: Final answer
    x = 298,183.55

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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.