Finding the Fourth Proportional to 324,321.66, 486,703.98 and 113,959.62
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Solution
The fourth proportional to 324,321.66, 486,703.98 and 113,959.62 is: 171,017.26
Step by Step Solution
- Step 1: Write the proportion equation
324,321.66 : 486,703.98 = 113,959.62 : x - Step 2: Convert to fraction form
324,321.66/486,703.98 = 113,959.62/x - Step 3: Cross multiply
324,321.66x = 486,703.98 × 113,959.62 - Step 4: Simplify right side
324,321.66x = 55,464,600,613.29 - Step 5: Solve for x
x = 55,464,600,613.29/324,321.66 - Step 6: Final answer
x = 171,017.26
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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.