Finding the Fourth Proportional to 347,948.94, 480,161.70 and 202,745.74
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Solution
The fourth proportional to 347,948.94, 480,161.70 and 202,745.74 is: 279,784.55
Step by Step Solution
- Step 1: Write the proportion equation
347,948.94 : 480,161.70 = 202,745.74 : x - Step 2: Convert to fraction form
347,948.94/480,161.70 = 202,745.74/x - Step 3: Cross multiply
347,948.94x = 480,161.70 × 202,745.74 - Step 4: Simplify right side
347,948.94x = 97,350,739,186.16 - Step 5: Solve for x
x = 97,350,739,186.16/347,948.94 - Step 6: Final answer
x = 279,784.55
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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.