Finding the Fourth Proportional to 427,915.63, 590,542.01 and 236,929.02
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Solution
The fourth proportional to 427,915.63, 590,542.01 and 236,929.02 is: 326,972.26
Step by Step Solution
- Step 1: Write the proportion equation
427,915.63 : 590,542.01 = 236,929.02 : x - Step 2: Convert to fraction form
427,915.63/590,542.01 = 236,929.02/x - Step 3: Cross multiply
427,915.63x = 590,542.01 × 236,929.02 - Step 4: Simplify right side
427,915.63x = 139,916,537,187.44 - Step 5: Solve for x
x = 139,916,537,187.44/427,915.63 - Step 6: Final answer
x = 326,972.26
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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.