Finding the Fourth Proportional to 1,090,903.97, 1,636,450.52 and 332,916.09
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Solution
The fourth proportional to 1,090,903.97, 1,636,450.52 and 332,916.09 is: 499,402.99
Step by Step Solution
- Step 1: Write the proportion equation
1,090,903.97 : 1,636,450.52 = 332,916.09 : x - Step 2: Convert to fraction form
1,090,903.97/1,636,450.52 = 332,916.09/x - Step 3: Cross multiply
1,090,903.97x = 1,636,450.52 × 332,916.09 - Step 4: Simplify right side
1,090,903.97x = 544,800,706,932.29 - Step 5: Solve for x
x = 544,800,706,932.29/1,090,903.97 - Step 6: Final answer
x = 499,402.99
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1.5x scale
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.