Finding the Fourth Proportional to 297,753.36, 410,920.46 and 168,690.79
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Solution
The fourth proportional to 297,753.36, 410,920.46 and 168,690.79 is: 232,805.09
Step by Step Solution
- Step 1: Write the proportion equation
297,753.36 : 410,920.46 = 168,690.79 : x - Step 2: Convert to fraction form
297,753.36/410,920.46 = 168,690.79/x - Step 3: Cross multiply
297,753.36x = 410,920.46 × 168,690.79 - Step 4: Simplify right side
297,753.36x = 69,318,497,024.56 - Step 5: Solve for x
x = 69,318,497,024.56/297,753.36 - Step 6: Final answer
x = 232,805.09
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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.