Finding the Fourth Proportional to 593,486.36, 818,564.70 and 412,198.52
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Solution
The fourth proportional to 593,486.36, 818,564.70 and 412,198.52 is: 568,523.86
Step by Step Solution
- Step 1: Write the proportion equation
593,486.36 : 818,564.70 = 412,198.52 : x - Step 2: Convert to fraction form
593,486.36/818,564.70 = 412,198.52/x - Step 3: Cross multiply
593,486.36x = 818,564.70 × 412,198.52 - Step 4: Simplify right side
593,486.36x = 337,411,157,864.24 - Step 5: Solve for x
x = 337,411,157,864.24/593,486.36 - Step 6: Final answer
x = 568,523.86
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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.