Finding the Fourth Proportional to 515,136.24, 772,704.36 and 234,966.96
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Solution
The fourth proportional to 515,136.24, 772,704.36 and 234,966.96 is: 352,450.44
Step by Step Solution
- Step 1: Write the proportion equation
515,136.24 : 772,704.36 = 234,966.96 : x - Step 2: Convert to fraction form
515,136.24/772,704.36 = 234,966.96/x - Step 3: Cross multiply
515,136.24x = 772,704.36 × 234,966.96 - Step 4: Simplify right side
515,136.24x = 181,559,994,447.95 - Step 5: Solve for x
x = 181,559,994,447.95/515,136.24 - Step 6: Final answer
x = 352,450.44
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Similar ratio
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1.5x scale
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.