Finding the Fourth Proportional to 593,104.07, 818,487.48 and 321,171.99
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Solution
The fourth proportional to 593,104.07, 818,487.48 and 321,171.99 is: 443,219.43
Step by Step Solution
- Step 1: Write the proportion equation
593,104.07 : 818,487.48 = 321,171.99 : x - Step 2: Convert to fraction form
593,104.07/818,487.48 = 321,171.99/x - Step 3: Cross multiply
593,104.07x = 818,487.48 × 321,171.99 - Step 4: Simplify right side
593,104.07x = 262,875,250,876.75 - Step 5: Solve for x
x = 262,875,250,876.75/593,104.07 - Step 6: Final answer
x = 443,219.43
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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.