Finding the Fourth Proportional to 590,207.50, 814,486.35 and 321,935.50
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Solution
The fourth proportional to 590,207.50, 814,486.35 and 321,935.50 is: 444,270.99
Step by Step Solution
- Step 1: Write the proportion equation
590,207.50 : 814,486.35 = 321,935.50 : x - Step 2: Convert to fraction form
590,207.50/814,486.35 = 321,935.50/x - Step 3: Cross multiply
590,207.50x = 814,486.35 × 321,935.50 - Step 4: Simplify right side
590,207.50x = 262,212,070,330.43 - Step 5: Solve for x
x = 262,212,070,330.43/590,207.50 - Step 6: Final answer
x = 444,270.99
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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.