Finding the Fourth Proportional to 307,206.15, 460,765.49 and 96,816.75
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Solution
The fourth proportional to 307,206.15, 460,765.49 and 96,816.75 is: 145,211.34
Step by Step Solution
- Step 1: Write the proportion equation
307,206.15 : 460,765.49 = 96,816.75 : x - Step 2: Convert to fraction form
307,206.15/460,765.49 = 96,816.75/x - Step 3: Cross multiply
307,206.15x = 460,765.49 × 96,816.75 - Step 4: Simplify right side
307,206.15x = 44,609,816,769.87 - Step 5: Solve for x
x = 44,609,816,769.87/307,206.15 - Step 6: Final answer
x = 145,211.34
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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.