Finding the Fourth Proportional to 797,221.84, 1,100,192.64 and 474,887.92
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Solution
The fourth proportional to 797,221.84, 1,100,192.64 and 474,887.92 is: 655,361.12
Step by Step Solution
- Step 1: Write the proportion equation
797,221.84 : 1,100,192.64 = 474,887.92 : x - Step 2: Convert to fraction form
797,221.84/1,100,192.64 = 474,887.92/x - Step 3: Cross multiply
797,221.84x = 1,100,192.64 × 474,887.92 - Step 4: Simplify right side
797,221.84x = 522,468,194,408.91 - Step 5: Solve for x
x = 522,468,194,408.91/797,221.84 - Step 6: Final answer
x = 655,361.12
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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.