Finding the Fourth Proportional to 844,573.99, 1,266,860.99 and 213,487.81
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Solution
The fourth proportional to 844,573.99, 1,266,860.99 and 213,487.81 is: 320,231.71
Step by Step Solution
- Step 1: Write the proportion equation
844,573.99 : 1,266,860.99 = 213,487.81 : x - Step 2: Convert to fraction form
844,573.99/1,266,860.99 = 213,487.81/x - Step 3: Cross multiply
844,573.99x = 1,266,860.99 × 213,487.81 - Step 4: Simplify right side
844,573.99x = 270,459,371,995.23 - Step 5: Solve for x
x = 270,459,371,995.23/844,573.99 - Step 6: Final answer
x = 320,231.71
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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.