Home / 648,214.58-894,536.76-361,734.56

Finding the Fourth Proportional to 648,214.58, 894,536.76 and 361,734.56

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Solution

The fourth proportional to 648,214.58, 894,536.76 and 361,734.56 is: 499,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,214.58 : 894,536.76 = 361,734.56 : x
  2. Step 2: Convert to fraction form
    648,214.58/894,536.76 = 361,734.56/x
  3. Step 3: Cross multiply
    648,214.58x = 894,536.76 × 361,734.56
  4. Step 4: Simplify right side
    648,214.58x = 323,584,861,282.43
  5. Step 5: Solve for x
    x = 323,584,861,282.43/648,214.58
  6. Step 6: Final answer
    x = 499,194.05

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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.