Finding the Fourth Proportional to 246,326.40, 339,465.94 and 178,228.08
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Solution
The fourth proportional to 246,326.40, 339,465.94 and 178,228.08 is: 245,618.67
Step by Step Solution
- Step 1: Write the proportion equation
246,326.40 : 339,465.94 = 178,228.08 : x - Step 2: Convert to fraction form
246,326.40/339,465.94 = 178,228.08/x - Step 3: Cross multiply
246,326.40x = 339,465.94 × 178,228.08 - Step 4: Simplify right side
246,326.40x = 60,502,362,266.03 - Step 5: Solve for x
x = 60,502,362,266.03/246,326.40 - Step 6: Final answer
x = 245,618.67
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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.