Finding the Fourth Proportional to 277,269.76, 415,904.68 and 66,907.70
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Solution
The fourth proportional to 277,269.76, 415,904.68 and 66,907.70 is: 100,361.56
Step by Step Solution
- Step 1: Write the proportion equation
277,269.76 : 415,904.68 = 66,907.70 : x - Step 2: Convert to fraction form
277,269.76/415,904.68 = 66,907.70/x - Step 3: Cross multiply
277,269.76x = 415,904.68 × 66,907.70 - Step 4: Simplify right side
277,269.76x = 27,827,225,558.04 - Step 5: Solve for x
x = 27,827,225,558.04/277,269.76 - Step 6: Final answer
x = 100,361.56
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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.