Finding the Fourth Proportional to 389,823.99, 584,969.27 and 168,207.99
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Solution
The fourth proportional to 389,823.99, 584,969.27 and 168,207.99 is: 252,412.64
Step by Step Solution
- Step 1: Write the proportion equation
389,823.99 : 584,969.27 = 168,207.99 : x - Step 2: Convert to fraction form
389,823.99/584,969.27 = 168,207.99/x - Step 3: Cross multiply
389,823.99x = 584,969.27 × 168,207.99 - Step 4: Simplify right side
389,823.99x = 98,396,504,277.43 - Step 5: Solve for x
x = 98,396,504,277.43/389,823.99 - Step 6: Final answer
x = 252,412.64
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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.