Finding the Fourth Proportional to 302,625.25, 417,609.35 and 173,471.11
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Solution
The fourth proportional to 302,625.25, 417,609.35 and 173,471.11 is: 239,382.39
Step by Step Solution
- Step 1: Write the proportion equation
302,625.25 : 417,609.35 = 173,471.11 : x - Step 2: Convert to fraction form
302,625.25/417,609.35 = 173,471.11/x - Step 3: Cross multiply
302,625.25x = 417,609.35 × 173,471.11 - Step 4: Simplify right side
302,625.25x = 72,443,154,535.48 - Step 5: Solve for x
x = 72,443,154,535.48/302,625.25 - Step 6: Final answer
x = 239,382.39
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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.