Finding the Fourth Proportional to 292,204.78, 403,248.89 and 161,382.09
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Solution
The fourth proportional to 292,204.78, 403,248.89 and 161,382.09 is: 222,710.76
Step by Step Solution
- Step 1: Write the proportion equation
292,204.78 : 403,248.89 = 161,382.09 : x - Step 2: Convert to fraction form
292,204.78/403,248.89 = 161,382.09/x - Step 3: Cross multiply
292,204.78x = 403,248.89 × 161,382.09 - Step 4: Simplify right side
292,204.78x = 65,077,148,658.38 - Step 5: Solve for x
x = 65,077,148,658.38/292,204.78 - Step 6: Final answer
x = 222,710.76
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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.