Finding the Fourth Proportional to 493,972.92, 681,398.37 and 297,603
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Solution
The fourth proportional to 493,972.92, 681,398.37 and 297,603 is: 410,520.88
Step by Step Solution
- Step 1: Write the proportion equation
493,972.92 : 681,398.37 = 297,603 : x - Step 2: Convert to fraction form
493,972.92/681,398.37 = 297,603/x - Step 3: Cross multiply
493,972.92x = 681,398.37 × 297,603 - Step 4: Simplify right side
493,972.92x = 202,786,199,107.11 - Step 5: Solve for x
x = 202,786,199,107.11/493,972.92 - Step 6: Final answer
x = 410,520.88
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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.