Finding the Fourth Proportional to 293,006.21, 404,275.66 and 170,518.68
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Solution
The fourth proportional to 293,006.21, 404,275.66 and 170,518.68 is: 235,273.35
Step by Step Solution
- Step 1: Write the proportion equation
293,006.21 : 404,275.66 = 170,518.68 : x - Step 2: Convert to fraction form
293,006.21/404,275.66 = 170,518.68/x - Step 3: Cross multiply
293,006.21x = 404,275.66 × 170,518.68 - Step 4: Simplify right side
293,006.21x = 68,936,551,473.03 - Step 5: Solve for x
x = 68,936,551,473.03/293,006.21 - Step 6: Final answer
x = 235,273.35
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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.