Home / 307,116.68-459,690.06-164,606.36

Finding the Fourth Proportional to 307,116.68, 459,690.06 and 164,606.36

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Solution

The fourth proportional to 307,116.68, 459,690.06 and 164,606.36 is: 246,381.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,116.68 : 459,690.06 = 164,606.36 : x
  2. Step 2: Convert to fraction form
    307,116.68/459,690.06 = 164,606.36/x
  3. Step 3: Cross multiply
    307,116.68x = 459,690.06 × 164,606.36
  4. Step 4: Simplify right side
    307,116.68x = 75,667,907,504.78
  5. Step 5: Solve for x
    x = 75,667,907,504.78/307,116.68
  6. Step 6: Final answer
    x = 246,381.63

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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.