Home / 847,399.42-1,271,098.72-216,313.03

Finding the Fourth Proportional to 847,399.42, 1,271,098.72 and 216,313.03

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Solution

The fourth proportional to 847,399.42, 1,271,098.72 and 216,313.03 is: 324,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,399.42 : 1,271,098.72 = 216,313.03 : x
  2. Step 2: Convert to fraction form
    847,399.42/1,271,098.72 = 216,313.03/x
  3. Step 3: Cross multiply
    847,399.42x = 1,271,098.72 × 216,313.03
  4. Step 4: Simplify right side
    847,399.42x = 274,955,215,552.32
  5. Step 5: Solve for x
    x = 274,955,215,552.32/847,399.42
  6. Step 6: Final answer
    x = 324,469.44

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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.