Finding the Fourth Proportional to 324,506.24, 486,759.73 and 84,619.93
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Solution
The fourth proportional to 324,506.24, 486,759.73 and 84,619.93 is: 126,929.99
Step by Step Solution
- Step 1: Write the proportion equation
324,506.24 : 486,759.73 = 84,619.93 : x - Step 2: Convert to fraction form
324,506.24/486,759.73 = 84,619.93/x - Step 3: Cross multiply
324,506.24x = 486,759.73 × 84,619.93 - Step 4: Simplify right side
324,506.24x = 41,189,574,279.42 - Step 5: Solve for x
x = 41,189,574,279.42/324,506.24 - Step 6: Final answer
x = 126,929.99
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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.