Finding the Fourth Proportional to 590,578.98, 886,009.55 and 191,220.18
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Solution
The fourth proportional to 590,578.98, 886,009.55 and 191,220.18 is: 286,875.95
Step by Step Solution
- Step 1: Write the proportion equation
590,578.98 : 886,009.55 = 191,220.18 : x - Step 2: Convert to fraction form
590,578.98/886,009.55 = 191,220.18/x - Step 3: Cross multiply
590,578.98x = 886,009.55 × 191,220.18 - Step 4: Simplify right side
590,578.98x = 169,422,904,676.62 - Step 5: Solve for x
x = 169,422,904,676.62/590,578.98 - Step 6: Final answer
x = 286,875.95
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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.