Finding the Fourth Proportional to 303,482.96, 418,569.68 and 194,597.68
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Solution
The fourth proportional to 303,482.96, 418,569.68 and 194,597.68 is: 268,392.96
Step by Step Solution
- Step 1: Write the proportion equation
303,482.96 : 418,569.68 = 194,597.68 : x - Step 2: Convert to fraction form
303,482.96/418,569.68 = 194,597.68/x - Step 3: Cross multiply
303,482.96x = 418,569.68 × 194,597.68 - Step 4: Simplify right side
303,482.96x = 81,452,688,646.34 - Step 5: Solve for x
x = 81,452,688,646.34/303,482.96 - Step 6: Final answer
x = 268,392.96
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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.