Finding the Fourth Proportional to 440,856.97, 661,472.69 and 240,943.79
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Solution
The fourth proportional to 440,856.97, 661,472.69 and 240,943.79 is: 361,518.02
Step by Step Solution
- Step 1: Write the proportion equation
440,856.97 : 661,472.69 = 240,943.79 : x - Step 2: Convert to fraction form
440,856.97/661,472.69 = 240,943.79/x - Step 3: Cross multiply
440,856.97x = 661,472.69 × 240,943.79 - Step 4: Simplify right side
440,856.97x = 159,377,737,359.06 - Step 5: Solve for x
x = 159,377,737,359.06/440,856.97 - Step 6: Final answer
x = 361,518.02
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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.