Finding the Fourth Proportional to 332,129.24, 458,348.48 and 188,909.92
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Solution
The fourth proportional to 332,129.24, 458,348.48 and 188,909.92 is: 260,701.45
Step by Step Solution
- Step 1: Write the proportion equation
332,129.24 : 458,348.48 = 188,909.92 : x - Step 2: Convert to fraction form
332,129.24/458,348.48 = 188,909.92/x - Step 3: Cross multiply
332,129.24x = 458,348.48 × 188,909.92 - Step 4: Simplify right side
332,129.24x = 86,586,574,688.92 - Step 5: Solve for x
x = 86,586,574,688.92/332,129.24 - Step 6: Final answer
x = 260,701.45
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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.