Finding the Fourth Proportional to 756,613.36, 1,134,637.09 and 251,080.11
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Solution
The fourth proportional to 756,613.36, 1,134,637.09 and 251,080.11 is: 376,526.27
Step by Step Solution
- Step 1: Write the proportion equation
756,613.36 : 1,134,637.09 = 251,080.11 : x - Step 2: Convert to fraction form
756,613.36/1,134,637.09 = 251,080.11/x - Step 3: Cross multiply
756,613.36x = 1,134,637.09 × 251,080.11 - Step 4: Simplify right side
756,613.36x = 284,884,805,367.28 - Step 5: Solve for x
x = 284,884,805,367.28/756,613.36 - Step 6: Final answer
x = 376,526.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.