Finding the Fourth Proportional to 804,937.40, 1,207,406.10 and 604,170.80
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Solution
The fourth proportional to 804,937.40, 1,207,406.10 and 604,170.80 is: 906,256.20
Step by Step Solution
- Step 1: Write the proportion equation
804,937.40 : 1,207,406.10 = 604,170.80 : x - Step 2: Convert to fraction form
804,937.40/1,207,406.10 = 604,170.80/x - Step 3: Cross multiply
804,937.40x = 1,207,406.10 × 604,170.80 - Step 4: Simplify right side
804,937.40x = 729,479,509,361.88 - Step 5: Solve for x
x = 729,479,509,361.88/804,937.40 - Step 6: Final answer
x = 906,256.20
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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.