Finding the Fourth Proportional to 294,034.51, 405,847.68 and 173,215.06
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Solution
The fourth proportional to 294,034.51, 405,847.68 and 173,215.06 is: 239,083.94
Step by Step Solution
- Step 1: Write the proportion equation
294,034.51 : 405,847.68 = 173,215.06 : x - Step 2: Convert to fraction form
294,034.51/405,847.68 = 173,215.06/x - Step 3: Cross multiply
294,034.51x = 405,847.68 × 173,215.06 - Step 4: Simplify right side
294,034.51x = 70,298,929,552.22 - Step 5: Solve for x
x = 70,298,929,552.22/294,034.51 - Step 6: Final answer
x = 239,083.94
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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.