Finding the Fourth Proportional to 343,705.48, 515,391.54 and 201,597.19
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Solution
The fourth proportional to 343,705.48, 515,391.54 and 201,597.19 is: 302,298.02
Step by Step Solution
- Step 1: Write the proportion equation
343,705.48 : 515,391.54 = 201,597.19 : x - Step 2: Convert to fraction form
343,705.48/515,391.54 = 201,597.19/x - Step 3: Cross multiply
343,705.48x = 515,391.54 × 201,597.19 - Step 4: Simplify right side
343,705.48x = 103,901,486,213.77 - Step 5: Solve for x
x = 103,901,486,213.77/343,705.48 - Step 6: Final answer
x = 302,298.02
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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.