Finding the Fourth Proportional to 324,596.60, 486,506.10 and 166,743.80
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Solution
The fourth proportional to 324,596.60, 486,506.10 and 166,743.80 is: 249,915.98
Step by Step Solution
- Step 1: Write the proportion equation
324,596.60 : 486,506.10 = 166,743.80 : x - Step 2: Convert to fraction form
324,596.60/486,506.10 = 166,743.80/x - Step 3: Cross multiply
324,596.60x = 486,506.10 × 166,743.80 - Step 4: Simplify right side
324,596.60x = 81,121,875,837.18 - Step 5: Solve for x
x = 81,121,875,837.18/324,596.60 - Step 6: Final answer
x = 249,915.98
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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.