Finding the Fourth Proportional to 264,539.41, 365,067.05 and 143,683.07
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Solution
The fourth proportional to 264,539.41, 365,067.05 and 143,683.07 is: 198,284.08
Step by Step Solution
- Step 1: Write the proportion equation
264,539.41 : 365,067.05 = 143,683.07 : x - Step 2: Convert to fraction form
264,539.41/365,067.05 = 143,683.07/x - Step 3: Cross multiply
264,539.41x = 365,067.05 × 143,683.07 - Step 4: Simplify right side
264,539.41x = 52,453,951,956.09 - Step 5: Solve for x
x = 52,453,951,956.09/264,539.41 - Step 6: Final answer
x = 198,284.08
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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.