Finding the Fourth Proportional to 302,068.79, 416,881.49 and 166,126.69
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Solution
The fourth proportional to 302,068.79, 416,881.49 and 166,126.69 is: 229,269.44
Step by Step Solution
- Step 1: Write the proportion equation
302,068.79 : 416,881.49 = 166,126.69 : x - Step 2: Convert to fraction form
302,068.79/416,881.49 = 166,126.69/x - Step 3: Cross multiply
302,068.79x = 416,881.49 × 166,126.69 - Step 4: Simplify right side
302,068.79x = 69,255,140,183.13 - Step 5: Solve for x
x = 69,255,140,183.13/302,068.79 - Step 6: Final answer
x = 229,269.44
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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.