Finding the Fourth Proportional to 302,860.62, 417,946.79 and 166,894.53
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Solution
The fourth proportional to 302,860.62, 417,946.79 and 166,894.53 is: 230,313.97
Step by Step Solution
- Step 1: Write the proportion equation
302,860.62 : 417,946.79 = 166,894.53 : x - Step 2: Convert to fraction form
302,860.62/417,946.79 = 166,894.53/x - Step 3: Cross multiply
302,860.62x = 417,946.79 × 166,894.53 - Step 4: Simplify right side
302,860.62x = 69,753,033,082.06 - Step 5: Solve for x
x = 69,753,033,082.06/302,860.62 - Step 6: Final answer
x = 230,313.97
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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.