Finding the Fourth Proportional to 489,224.97, 675,204.26 and 298,349.08
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Solution
The fourth proportional to 489,224.97, 675,204.26 and 298,349.08 is: 411,766.73
Step by Step Solution
- Step 1: Write the proportion equation
489,224.97 : 675,204.26 = 298,349.08 : x - Step 2: Convert to fraction form
489,224.97/675,204.26 = 298,349.08/x - Step 3: Cross multiply
489,224.97x = 675,204.26 × 298,349.08 - Step 4: Simplify right side
489,224.97x = 201,446,566,603.33 - Step 5: Solve for x
x = 201,446,566,603.33/489,224.97 - Step 6: Final answer
x = 411,766.73
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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.