Finding the Fourth Proportional to 440,576.96, 661,160.70 and 282,916.13
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Solution
The fourth proportional to 440,576.96, 661,160.70 and 282,916.13 is: 424,563.79
Step by Step Solution
- Step 1: Write the proportion equation
440,576.96 : 661,160.70 = 282,916.13 : x - Step 2: Convert to fraction form
440,576.96/661,160.70 = 282,916.13/x - Step 3: Cross multiply
440,576.96x = 661,160.70 × 282,916.13 - Step 4: Simplify right side
440,576.96x = 187,053,023,246.29 - Step 5: Solve for x
x = 187,053,023,246.29/440,576.96 - Step 6: Final answer
x = 424,563.79
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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.