Finding the Fourth Proportional to 434,530.80, 651,601.80 and 168,202.80
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Solution
The fourth proportional to 434,530.80, 651,601.80 and 168,202.80 is: 252,228.95
Step by Step Solution
- Step 1: Write the proportion equation
434,530.80 : 651,601.80 = 168,202.80 : x - Step 2: Convert to fraction form
434,530.80/651,601.80 = 168,202.80/x - Step 3: Cross multiply
434,530.80x = 651,601.80 × 168,202.80 - Step 4: Simplify right side
434,530.80x = 109,601,247,245.04 - Step 5: Solve for x
x = 109,601,247,245.04/434,530.80 - Step 6: Final answer
x = 252,228.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.