Finding the Fourth Proportional to 267,279.40, 368,845.62 and 146,425.06
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Solution
The fourth proportional to 267,279.40, 368,845.62 and 146,425.06 is: 202,066.61
Step by Step Solution
- Step 1: Write the proportion equation
267,279.40 : 368,845.62 = 146,425.06 : x - Step 2: Convert to fraction form
267,279.40/368,845.62 = 146,425.06/x - Step 3: Cross multiply
267,279.40x = 368,845.62 × 146,425.06 - Step 4: Simplify right side
267,279.40x = 54,008,242,039.24 - Step 5: Solve for x
x = 54,008,242,039.24/267,279.40 - Step 6: Final answer
x = 202,066.61
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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.