Home / 852,023.34-1,278,300.18-252,987.64

Finding the Fourth Proportional to 852,023.34, 1,278,300.18 and 252,987.64

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Solution

The fourth proportional to 852,023.34, 1,278,300.18 and 252,987.64 is: 379,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,023.34 : 1,278,300.18 = 252,987.64 : x
  2. Step 2: Convert to fraction form
    852,023.34/1,278,300.18 = 252,987.64/x
  3. Step 3: Cross multiply
    852,023.34x = 1,278,300.18 × 252,987.64
  4. Step 4: Simplify right side
    852,023.34x = 323,394,145,749.78
  5. Step 5: Solve for x
    x = 323,394,145,749.78/852,023.34
  6. Step 6: Final answer
    x = 379,560.20

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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.