Finding the Fourth Proportional to 864,236.79, 1,192,684.91 and 482,265.09
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Solution
The fourth proportional to 864,236.79, 1,192,684.91 and 482,265.09 is: 665,547.10
Step by Step Solution
- Step 1: Write the proportion equation
864,236.79 : 1,192,684.91 = 482,265.09 : x - Step 2: Convert to fraction form
864,236.79/1,192,684.91 = 482,265.09/x - Step 3: Cross multiply
864,236.79x = 1,192,684.91 × 482,265.09 - Step 4: Simplify right side
864,236.79x = 575,190,293,051.47 - Step 5: Solve for x
x = 575,190,293,051.47/864,236.79 - Step 6: Final answer
x = 665,547.10
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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.