Finding the Fourth Proportional to 638,745.46, 955,242.29 and 568,083.49
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Solution
The fourth proportional to 638,745.46, 955,242.29 and 568,083.49 is: 849,567.49
Step by Step Solution
- Step 1: Write the proportion equation
638,745.46 : 955,242.29 = 568,083.49 : x - Step 2: Convert to fraction form
638,745.46/955,242.29 = 568,083.49/x - Step 3: Cross multiply
638,745.46x = 955,242.29 × 568,083.49 - Step 4: Simplify right side
638,745.46x = 542,657,376,706.40 - Step 5: Solve for x
x = 542,657,376,706.40/638,745.46 - Step 6: Final answer
x = 849,567.49
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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.