Finding the Fourth Proportional to 302,167.14, 416,991.49 and 166,215.02
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Solution
The fourth proportional to 302,167.14, 416,991.49 and 166,215.02 is: 229,377.19
Step by Step Solution
- Step 1: Write the proportion equation
302,167.14 : 416,991.49 = 166,215.02 : x - Step 2: Convert to fraction form
302,167.14/416,991.49 = 166,215.02/x - Step 3: Cross multiply
302,167.14x = 416,991.49 × 166,215.02 - Step 4: Simplify right side
302,167.14x = 69,310,248,850.18 - Step 5: Solve for x
x = 69,310,248,850.18/302,167.14 - Step 6: Final answer
x = 229,377.19
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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.