Finding the Fourth Proportional to 338,428.24, 466,907.37 and 202,466.08
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Solution
The fourth proportional to 338,428.24, 466,907.37 and 202,466.08 is: 279,329.25
Step by Step Solution
- Step 1: Write the proportion equation
338,428.24 : 466,907.37 = 202,466.08 : x - Step 2: Convert to fraction form
338,428.24/466,907.37 = 202,466.08/x - Step 3: Cross multiply
338,428.24x = 466,907.37 × 202,466.08 - Step 4: Simplify right side
338,428.24x = 94,532,904,927.01 - Step 5: Solve for x
x = 94,532,904,927.01/338,428.24 - Step 6: Final answer
x = 279,329.25
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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.