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Finding the Fourth Proportional to 335,999.78, 463,679.48 and 185,096.78

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Solution

The fourth proportional to 335,999.78, 463,679.48 and 185,096.78 is: 255,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,999.78 : 463,679.48 = 185,096.78 : x
  2. Step 2: Convert to fraction form
    335,999.78/463,679.48 = 185,096.78/x
  3. Step 3: Cross multiply
    335,999.78x = 463,679.48 × 185,096.78
  4. Step 4: Simplify right side
    335,999.78x = 85,825,576,381.68
  5. Step 5: Solve for x
    x = 85,825,576,381.68/335,999.78
  6. Step 6: Final answer
    x = 255,433.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.