Finding the Fourth Proportional to 524,577.82, 724,005.88 and 303,782.99
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Solution
The fourth proportional to 524,577.82, 724,005.88 and 303,782.99 is: 419,271.78
Step by Step Solution
- Step 1: Write the proportion equation
524,577.82 : 724,005.88 = 303,782.99 : x - Step 2: Convert to fraction form
524,577.82/724,005.88 = 303,782.99/x - Step 3: Cross multiply
524,577.82x = 724,005.88 × 303,782.99 - Step 4: Simplify right side
524,577.82x = 219,940,675,033.01 - Step 5: Solve for x
x = 219,940,675,033.01/524,577.82 - Step 6: Final answer
x = 419,271.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.