Finding the Fourth Proportional to 306,868.53, 460,304.01 and 107,188.14
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Solution
The fourth proportional to 306,868.53, 460,304.01 and 107,188.14 is: 160,782.63
Step by Step Solution
- Step 1: Write the proportion equation
306,868.53 : 460,304.01 = 107,188.14 : x - Step 2: Convert to fraction form
306,868.53/460,304.01 = 107,188.14/x - Step 3: Cross multiply
306,868.53x = 460,304.01 × 107,188.14 - Step 4: Simplify right side
306,868.53x = 49,339,130,666.44 - Step 5: Solve for x
x = 49,339,130,666.44/306,868.53 - Step 6: Final answer
x = 160,782.63
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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.