Home / 298,629.47-447,543.20-146,594.43

Finding the Fourth Proportional to 298,629.47, 447,543.20 and 146,594.43

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Solution

The fourth proportional to 298,629.47, 447,543.20 and 146,594.43 is: 219,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,629.47 : 447,543.20 = 146,594.43 : x
  2. Step 2: Convert to fraction form
    298,629.47/447,543.20 = 146,594.43/x
  3. Step 3: Cross multiply
    298,629.47x = 447,543.20 × 146,594.43
  4. Step 4: Simplify right side
    298,629.47x = 65,607,340,670.86
  5. Step 5: Solve for x
    x = 65,607,340,670.86/298,629.47
  6. Step 6: Final answer
    x = 219,694.79

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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.