Home / 815,364.42-1,222,563.66-246,573.10

Finding the Fourth Proportional to 815,364.42, 1,222,563.66 and 246,573.10

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Solution

The fourth proportional to 815,364.42, 1,222,563.66 and 246,573.10 is: 369,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,364.42 : 1,222,563.66 = 246,573.10 : x
  2. Step 2: Convert to fraction form
    815,364.42/1,222,563.66 = 246,573.10/x
  3. Step 3: Cross multiply
    815,364.42x = 1,222,563.66 × 246,573.10
  4. Step 4: Simplify right side
    815,364.42x = 301,451,311,593.55
  5. Step 5: Solve for x
    x = 301,451,311,593.55/815,364.42
  6. Step 6: Final answer
    x = 369,713.60

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1.5x scale

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.