Finding the Fourth Proportional to 306,670.68, 459,860.49 and 106,966.80
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Solution
The fourth proportional to 306,670.68, 459,860.49 and 106,966.80 is: 160,399.44
Step by Step Solution
- Step 1: Write the proportion equation
306,670.68 : 459,860.49 = 106,966.80 : x - Step 2: Convert to fraction form
306,670.68/459,860.49 = 106,966.80/x - Step 3: Cross multiply
306,670.68x = 459,860.49 × 106,966.80 - Step 4: Simplify right side
306,670.68x = 49,189,805,061.73 - Step 5: Solve for x
x = 49,189,805,061.73/306,670.68 - Step 6: Final answer
x = 160,399.44
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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.