Finding the Fourth Proportional to 737,484.19, 1,017,869.54 and 415,194.31
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Solution
The fourth proportional to 737,484.19, 1,017,869.54 and 415,194.31 is: 573,047.73
Step by Step Solution
- Step 1: Write the proportion equation
737,484.19 : 1,017,869.54 = 415,194.31 : x - Step 2: Convert to fraction form
737,484.19/1,017,869.54 = 415,194.31/x - Step 3: Cross multiply
737,484.19x = 1,017,869.54 × 415,194.31 - Step 4: Simplify right side
737,484.19x = 422,613,640,526.68 - Step 5: Solve for x
x = 422,613,640,526.68/737,484.19 - Step 6: Final answer
x = 573,047.73
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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.