Finding the Fourth Proportional to 277,473.29, 416,050.97 and 85,297.68
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Solution
The fourth proportional to 277,473.29, 416,050.97 and 85,297.68 is: 127,897.65
Step by Step Solution
- Step 1: Write the proportion equation
277,473.29 : 416,050.97 = 85,297.68 : x - Step 2: Convert to fraction form
277,473.29/416,050.97 = 85,297.68/x - Step 3: Cross multiply
277,473.29x = 416,050.97 × 85,297.68 - Step 4: Simplify right side
277,473.29x = 35,488,182,076.26 - Step 5: Solve for x
x = 35,488,182,076.26/277,473.29 - Step 6: Final answer
x = 127,897.65
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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.