Finding the Fourth Proportional to 726,056.02, 1,001,880.57 and 403,714.09
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Solution
The fourth proportional to 726,056.02, 1,001,880.57 and 403,714.09 is: 557,082.78
Step by Step Solution
- Step 1: Write the proportion equation
726,056.02 : 1,001,880.57 = 403,714.09 : x - Step 2: Convert to fraction form
726,056.02/1,001,880.57 = 403,714.09/x - Step 3: Cross multiply
726,056.02x = 1,001,880.57 × 403,714.09 - Step 4: Simplify right side
726,056.02x = 404,473,302,606.23 - Step 5: Solve for x
x = 404,473,302,606.23/726,056.02 - Step 6: Final answer
x = 557,082.78
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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.