Home / 328,376.36-492,652.26-118,016.12

Finding the Fourth Proportional to 328,376.36, 492,652.26 and 118,016.12

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Solution

The fourth proportional to 328,376.36, 492,652.26 and 118,016.12 is: 177,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,376.36 : 492,652.26 = 118,016.12 : x
  2. Step 2: Convert to fraction form
    328,376.36/492,652.26 = 118,016.12/x
  3. Step 3: Cross multiply
    328,376.36x = 492,652.26 × 118,016.12
  4. Step 4: Simplify right side
    328,376.36x = 58,140,908,234.43
  5. Step 5: Solve for x
    x = 58,140,908,234.43/328,376.36
  6. Step 6: Final answer
    x = 177,055.71

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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.