Finding the Fourth Proportional to 197,386.80, 295,642.80 and 162,394.80
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Solution
The fourth proportional to 197,386.80, 295,642.80 and 162,394.80 is: 243,232.34
Step by Step Solution
- Step 1: Write the proportion equation
197,386.80 : 295,642.80 = 162,394.80 : x - Step 2: Convert to fraction form
197,386.80/295,642.80 = 162,394.80/x - Step 3: Cross multiply
197,386.80x = 295,642.80 × 162,394.80 - Step 4: Simplify right side
197,386.80x = 48,010,853,377.44 - Step 5: Solve for x
x = 48,010,853,377.44/197,386.80 - Step 6: Final answer
x = 243,232.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.