Finding the Fourth Proportional to 332,888.45, 499,201.36 and 143,363.03
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Solution
The fourth proportional to 332,888.45, 499,201.36 and 143,363.03 is: 214,987.99
Step by Step Solution
- Step 1: Write the proportion equation
332,888.45 : 499,201.36 = 143,363.03 : x - Step 2: Convert to fraction form
332,888.45/499,201.36 = 143,363.03/x - Step 3: Cross multiply
332,888.45x = 499,201.36 × 143,363.03 - Step 4: Simplify right side
332,888.45x = 71,567,016,695.31 - Step 5: Solve for x
x = 71,567,016,695.31/332,888.45 - Step 6: Final answer
x = 214,987.99
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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.