Finding the Fourth Proportional to 343,562.24, 474,008.48 and 198,348.96
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Solution
The fourth proportional to 343,562.24, 474,008.48 and 198,348.96 is: 273,659.55
Step by Step Solution
- Step 1: Write the proportion equation
343,562.24 : 474,008.48 = 198,348.96 : x - Step 2: Convert to fraction form
343,562.24/474,008.48 = 198,348.96/x - Step 3: Cross multiply
343,562.24x = 474,008.48 × 198,348.96 - Step 4: Simplify right side
343,562.24x = 94,019,089,039.18 - Step 5: Solve for x
x = 94,019,089,039.18/343,562.24 - Step 6: Final answer
x = 273,659.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.