Finding the Fourth Proportional to 737,694.84, 1,018,008.84 and 415,408.80
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Solution
The fourth proportional to 737,694.84, 1,018,008.84 and 415,408.80 is: 573,258.49
Step by Step Solution
- Step 1: Write the proportion equation
737,694.84 : 1,018,008.84 = 415,408.80 : x - Step 2: Convert to fraction form
737,694.84/1,018,008.84 = 415,408.80/x - Step 3: Cross multiply
737,694.84x = 1,018,008.84 × 415,408.80 - Step 4: Simplify right side
737,694.84x = 422,889,830,613.79 - Step 5: Solve for x
x = 422,889,830,613.79/737,694.84 - Step 6: Final answer
x = 573,258.49
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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.