Finding the Fourth Proportional to 936,703, 1,405,117.04 and 329,418.44
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Solution
The fourth proportional to 936,703, 1,405,117.04 and 329,418.44 is: 494,149.65
Step by Step Solution
- Step 1: Write the proportion equation
936,703 : 1,405,117.04 = 329,418.44 : x - Step 2: Convert to fraction form
936,703/1,405,117.04 = 329,418.44/x - Step 3: Cross multiply
936,703x = 1,405,117.04 × 329,418.44 - Step 4: Simplify right side
936,703x = 462,871,463,334.22 - Step 5: Solve for x
x = 462,871,463,334.22/936,703 - Step 6: Final answer
x = 494,149.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.