Finding the Fourth Proportional to 292,916.49, 404,262.18 and 163,862.12
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Solution
The fourth proportional to 292,916.49, 404,262.18 and 163,862.12 is: 226,150.65
Step by Step Solution
- Step 1: Write the proportion equation
292,916.49 : 404,262.18 = 163,862.12 : x - Step 2: Convert to fraction form
292,916.49/404,262.18 = 163,862.12/x - Step 3: Cross multiply
292,916.49x = 404,262.18 × 163,862.12 - Step 4: Simplify right side
292,916.49x = 66,243,255,829.31 - Step 5: Solve for x
x = 66,243,255,829.31/292,916.49 - Step 6: Final answer
x = 226,150.65
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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.