Finding the Fourth Proportional to 756,872.26, 1,044,461.37 and 417,340.42
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Solution
The fourth proportional to 756,872.26, 1,044,461.37 and 417,340.42 is: 575,917.46
Step by Step Solution
- Step 1: Write the proportion equation
756,872.26 : 1,044,461.37 = 417,340.42 : x - Step 2: Convert to fraction form
756,872.26/1,044,461.37 = 417,340.42/x - Step 3: Cross multiply
756,872.26x = 1,044,461.37 × 417,340.42 - Step 4: Simplify right side
756,872.26x = 435,895,946,829.58 - Step 5: Solve for x
x = 435,895,946,829.58/756,872.26 - Step 6: Final answer
x = 575,917.46
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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.