Finding the Fourth Proportional to 332,539.63, 458,905.10 and 189,299.53
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Solution
The fourth proportional to 332,539.63, 458,905.10 and 189,299.53 is: 261,233.59
Step by Step Solution
- Step 1: Write the proportion equation
332,539.63 : 458,905.10 = 189,299.53 : x - Step 2: Convert to fraction form
332,539.63/458,905.10 = 189,299.53/x - Step 3: Cross multiply
332,539.63x = 458,905.10 × 189,299.53 - Step 4: Simplify right side
332,539.63x = 86,870,519,371.74 - Step 5: Solve for x
x = 86,870,519,371.74/332,539.63 - Step 6: Final answer
x = 261,233.59
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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.