Home / 842,600.87-1,263,717.84-227,090.46

Finding the Fourth Proportional to 842,600.87, 1,263,717.84 and 227,090.46

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Solution

The fourth proportional to 842,600.87, 1,263,717.84 and 227,090.46 is: 340,586.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,600.87 : 1,263,717.84 = 227,090.46 : x
  2. Step 2: Convert to fraction form
    842,600.87/1,263,717.84 = 227,090.46/x
  3. Step 3: Cross multiply
    842,600.87x = 1,263,717.84 × 227,090.46
  4. Step 4: Simplify right side
    842,600.87x = 286,978,271,715.63
  5. Step 5: Solve for x
    x = 286,978,271,715.63/842,600.87
  6. Step 6: Final answer
    x = 340,586.25

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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.