Finding the Fourth Proportional to 971,676.96, 1,340,916.02 and 541,984.77
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Solution
The fourth proportional to 971,676.96, 1,340,916.02 and 541,984.77 is: 747,939.99
Step by Step Solution
- Step 1: Write the proportion equation
971,676.96 : 1,340,916.02 = 541,984.77 : x - Step 2: Convert to fraction form
971,676.96/1,340,916.02 = 541,984.77/x - Step 3: Cross multiply
971,676.96x = 1,340,916.02 × 541,984.77 - Step 4: Simplify right side
971,676.96x = 726,756,060,011.54 - Step 5: Solve for x
x = 726,756,060,011.54/971,676.96 - Step 6: Final answer
x = 747,939.99
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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.