Finding the Fourth Proportional to 737,991.93, 1,018,293.57 and 415,632.99
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Solution
The fourth proportional to 737,991.93, 1,018,293.57 and 415,632.99 is: 573,497.33
Step by Step Solution
- Step 1: Write the proportion equation
737,991.93 : 1,018,293.57 = 415,632.99 : x - Step 2: Convert to fraction form
737,991.93/1,018,293.57 = 415,632.99/x - Step 3: Cross multiply
737,991.93x = 1,018,293.57 × 415,632.99 - Step 4: Simplify right side
737,991.93x = 423,236,401,196.87 - Step 5: Solve for x
x = 423,236,401,196.87/737,991.93 - Step 6: Final answer
x = 573,497.33
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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.