Finding the Fourth Proportional to 297,821.33, 410,590.99 and 202,161.95
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Solution
The fourth proportional to 297,821.33, 410,590.99 and 202,161.95 is: 278,710.31
Step by Step Solution
- Step 1: Write the proportion equation
297,821.33 : 410,590.99 = 202,161.95 : x - Step 2: Convert to fraction form
297,821.33/410,590.99 = 202,161.95/x - Step 3: Cross multiply
297,821.33x = 410,590.99 × 202,161.95 - Step 4: Simplify right side
297,821.33x = 83,005,875,190.83 - Step 5: Solve for x
x = 83,005,875,190.83/297,821.33 - Step 6: Final answer
x = 278,710.31
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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.