Home / 847,238.82-1,271,033.20-248,219.52

Finding the Fourth Proportional to 847,238.82, 1,271,033.20 and 248,219.52

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Solution

The fourth proportional to 847,238.82, 1,271,033.20 and 248,219.52 is: 372,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,238.82 : 1,271,033.20 = 248,219.52 : x
  2. Step 2: Convert to fraction form
    847,238.82/1,271,033.20 = 248,219.52/x
  3. Step 3: Cross multiply
    847,238.82x = 1,271,033.20 × 248,219.52
  4. Step 4: Simplify right side
    847,238.82x = 315,495,250,808.06
  5. Step 5: Solve for x
    x = 315,495,250,808.06/847,238.82
  6. Step 6: Final answer
    x = 372,380.54

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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.