Finding the Fourth Proportional to 436,486.97, 654,539.58 and 220,212.64
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Solution
The fourth proportional to 436,486.97, 654,539.58 and 220,212.64 is: 330,222.66
Step by Step Solution
- Step 1: Write the proportion equation
436,486.97 : 654,539.58 = 220,212.64 : x - Step 2: Convert to fraction form
436,486.97/654,539.58 = 220,212.64/x - Step 3: Cross multiply
436,486.97x = 654,539.58 × 220,212.64 - Step 4: Simplify right side
436,486.97x = 144,137,888,896.29 - Step 5: Solve for x
x = 144,137,888,896.29/436,486.97 - Step 6: Final answer
x = 330,222.66
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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.