Finding the Fourth Proportional to 505,841.81, 759,136.91 and 239,602.95
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Solution
The fourth proportional to 505,841.81, 759,136.91 and 239,602.95 is: 359,581.67
Step by Step Solution
- Step 1: Write the proportion equation
505,841.81 : 759,136.91 = 239,602.95 : x - Step 2: Convert to fraction form
505,841.81/759,136.91 = 239,602.95/x - Step 3: Cross multiply
505,841.81x = 759,136.91 × 239,602.95 - Step 4: Simplify right side
505,841.81x = 181,891,441,891.87 - Step 5: Solve for x
x = 181,891,441,891.87/505,841.81 - Step 6: Final answer
x = 359,581.67
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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.