Finding the Fourth Proportional to 283,526.20, 391,093.14 and 168,727.84
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Solution
The fourth proportional to 283,526.20, 391,093.14 and 168,727.84 is: 232,741.46
Step by Step Solution
- Step 1: Write the proportion equation
283,526.20 : 391,093.14 = 168,727.84 : x - Step 2: Convert to fraction form
283,526.20/391,093.14 = 168,727.84/x - Step 3: Cross multiply
283,526.20x = 391,093.14 × 168,727.84 - Step 4: Simplify right side
283,526.20x = 65,988,300,751.02 - Step 5: Solve for x
x = 65,988,300,751.02/283,526.20 - Step 6: Final answer
x = 232,741.46
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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.