Finding the Fourth Proportional to 297,122.30, 409,991.01 and 169,806.14
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Solution
The fourth proportional to 297,122.30, 409,991.01 and 169,806.14 is: 234,310.89
Step by Step Solution
- Step 1: Write the proportion equation
297,122.30 : 409,991.01 = 169,806.14 : x - Step 2: Convert to fraction form
297,122.30/409,991.01 = 169,806.14/x - Step 3: Cross multiply
297,122.30x = 409,991.01 × 169,806.14 - Step 4: Simplify right side
297,122.30x = 69,618,990,842.80 - Step 5: Solve for x
x = 69,618,990,842.80/297,122.30 - Step 6: Final answer
x = 234,310.89
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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.