Finding the Fourth Proportional to 1,643,302.80, 2,464,954.20 and 461,197.20
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Solution
The fourth proportional to 1,643,302.80, 2,464,954.20 and 461,197.20 is: 691,795.80
Step by Step Solution
- Step 1: Write the proportion equation
1,643,302.80 : 2,464,954.20 = 461,197.20 : x - Step 2: Convert to fraction form
1,643,302.80/2,464,954.20 = 461,197.20/x - Step 3: Cross multiply
1,643,302.80x = 2,464,954.20 × 461,197.20 - Step 4: Simplify right side
1,643,302.80x = 1,136,829,975,168.24 - Step 5: Solve for x
x = 1,136,829,975,168.24/1,643,302.80 - Step 6: Final answer
x = 691,795.80
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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.