Finding the Fourth Proportional to 297,994.75, 411,232.76 and 163,858.75
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Solution
The fourth proportional to 297,994.75, 411,232.76 and 163,858.75 is: 226,125.08
Step by Step Solution
- Step 1: Write the proportion equation
297,994.75 : 411,232.76 = 163,858.75 : x - Step 2: Convert to fraction form
297,994.75/411,232.76 = 163,858.75/x - Step 3: Cross multiply
297,994.75x = 411,232.76 × 163,858.75 - Step 4: Simplify right side
297,994.75x = 67,384,086,012.65 - Step 5: Solve for x
x = 67,384,086,012.65/297,994.75 - Step 6: Final answer
x = 226,125.08
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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.