Finding the Fourth Proportional to 302,950.44, 418,052.58 and 166,976.91
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Solution
The fourth proportional to 302,950.44, 418,052.58 and 166,976.91 is: 230,417.65
Step by Step Solution
- Step 1: Write the proportion equation
302,950.44 : 418,052.58 = 166,976.91 : x - Step 2: Convert to fraction form
302,950.44/418,052.58 = 166,976.91/x - Step 3: Cross multiply
302,950.44x = 418,052.58 × 166,976.91 - Step 4: Simplify right side
302,950.44x = 69,805,128,025.93 - Step 5: Solve for x
x = 69,805,128,025.93/302,950.44 - Step 6: Final answer
x = 230,417.65
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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.