Finding the Fourth Proportional to 576,990.33, 865,512.23 and 177,648.99
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Solution
The fourth proportional to 576,990.33, 865,512.23 and 177,648.99 is: 266,481.71
Step by Step Solution
- Step 1: Write the proportion equation
576,990.33 : 865,512.23 = 177,648.99 : x - Step 2: Convert to fraction form
576,990.33/865,512.23 = 177,648.99/x - Step 3: Cross multiply
576,990.33x = 865,512.23 × 177,648.99 - Step 4: Simplify right side
576,990.33x = 153,757,372,603.90 - Step 5: Solve for x
x = 153,757,372,603.90/576,990.33 - Step 6: Final answer
x = 266,481.71
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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.