Finding the Fourth Proportional to 672,322.05, 1,008,480.99 and 210,735.18
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Solution
The fourth proportional to 672,322.05, 1,008,480.99 and 210,735.18 is: 316,102.12
Step by Step Solution
- Step 1: Write the proportion equation
672,322.05 : 1,008,480.99 = 210,735.18 : x - Step 2: Convert to fraction form
672,322.05/1,008,480.99 = 210,735.18/x - Step 3: Cross multiply
672,322.05x = 1,008,480.99 × 210,735.18 - Step 4: Simplify right side
672,322.05x = 212,522,422,954.23 - Step 5: Solve for x
x = 212,522,422,954.23/672,322.05 - Step 6: Final answer
x = 316,102.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.