Home / 852,022.34-1,278,298.68-252,986.64

Finding the Fourth Proportional to 852,022.34, 1,278,298.68 and 252,986.64

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Solution

The fourth proportional to 852,022.34, 1,278,298.68 and 252,986.64 is: 379,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,022.34 : 1,278,298.68 = 252,986.64 : x
  2. Step 2: Convert to fraction form
    852,022.34/1,278,298.68 = 252,986.64/x
  3. Step 3: Cross multiply
    852,022.34x = 1,278,298.68 × 252,986.64
  4. Step 4: Simplify right side
    852,022.34x = 323,392,487,969.64
  5. Step 5: Solve for x
    x = 323,392,487,969.64/852,022.34
  6. Step 6: Final answer
    x = 379,558.70

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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.