Finding the Fourth Proportional to 335,888.16, 463,623.12 and 268,375.20
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Solution
The fourth proportional to 335,888.16, 463,623.12 and 268,375.20 is: 370,435.65
Step by Step Solution
- Step 1: Write the proportion equation
335,888.16 : 463,623.12 = 268,375.20 : x - Step 2: Convert to fraction form
335,888.16/463,623.12 = 268,375.20/x - Step 3: Cross multiply
335,888.16x = 463,623.12 × 268,375.20 - Step 4: Simplify right side
335,888.16x = 124,424,947,554.62 - Step 5: Solve for x
x = 124,424,947,554.62/335,888.16 - Step 6: Final answer
x = 370,435.65
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1.5x scale
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.