Finding the Fourth Proportional to 750,044.26, 1,035,053.05 and 405,872.63
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Solution
The fourth proportional to 750,044.26, 1,035,053.05 and 405,872.63 is: 560,099.88
Step by Step Solution
- Step 1: Write the proportion equation
750,044.26 : 1,035,053.05 = 405,872.63 : x - Step 2: Convert to fraction form
750,044.26/1,035,053.05 = 405,872.63/x - Step 3: Cross multiply
750,044.26x = 1,035,053.05 × 405,872.63 - Step 4: Simplify right side
750,044.26x = 420,099,696,388.39 - Step 5: Solve for x
x = 420,099,696,388.39/750,044.26 - Step 6: Final answer
x = 560,099.88
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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.