Finding the Fourth Proportional to 347,913.54, 480,125.82 and 202,716.18
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Solution
The fourth proportional to 347,913.54, 480,125.82 and 202,716.18 is: 279,751.32
Step by Step Solution
- Step 1: Write the proportion equation
347,913.54 : 480,125.82 = 202,716.18 : x - Step 2: Convert to fraction form
347,913.54/480,125.82 = 202,716.18/x - Step 3: Cross multiply
347,913.54x = 480,125.82 × 202,716.18 - Step 4: Simplify right side
347,913.54x = 97,329,272,149.77 - Step 5: Solve for x
x = 97,329,272,149.77/347,913.54 - Step 6: Final answer
x = 279,751.32
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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.