Finding the Fourth Proportional to 306,589.98, 459,097.62 and 187,901.76
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Solution
The fourth proportional to 306,589.98, 459,097.62 and 187,901.76 is: 281,370.09
Step by Step Solution
- Step 1: Write the proportion equation
306,589.98 : 459,097.62 = 187,901.76 : x - Step 2: Convert to fraction form
306,589.98/459,097.62 = 187,901.76/x - Step 3: Cross multiply
306,589.98x = 459,097.62 × 187,901.76 - Step 4: Simplify right side
306,589.98x = 86,265,250,809.81 - Step 5: Solve for x
x = 86,265,250,809.81/306,589.98 - Step 6: Final answer
x = 281,370.09
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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.