Finding the Fourth Proportional to 283,537.97, 391,281.23 and 154,476.08
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Solution
The fourth proportional to 283,537.97, 391,281.23 and 154,476.08 is: 213,176.35
Step by Step Solution
- Step 1: Write the proportion equation
283,537.97 : 391,281.23 = 154,476.08 : x - Step 2: Convert to fraction form
283,537.97/391,281.23 = 154,476.08/x - Step 3: Cross multiply
283,537.97x = 391,281.23 × 154,476.08 - Step 4: Simplify right side
283,537.97x = 60,443,590,485.07 - Step 5: Solve for x
x = 60,443,590,485.07/283,537.97 - Step 6: Final answer
x = 213,176.35
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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.