Finding the Fourth Proportional to 302,256.99, 417,114.67 and 166,288.03
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Solution
The fourth proportional to 302,256.99, 417,114.67 and 166,288.03 is: 229,477.49
Step by Step Solution
- Step 1: Write the proportion equation
302,256.99 : 417,114.67 = 166,288.03 : x - Step 2: Convert to fraction form
302,256.99/417,114.67 = 166,288.03/x - Step 3: Cross multiply
302,256.99x = 417,114.67 × 166,288.03 - Step 4: Simplify right side
302,256.99x = 69,361,176,758.40 - Step 5: Solve for x
x = 69,361,176,758.40/302,256.99 - Step 6: Final answer
x = 229,477.49
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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.