Finding the Fourth Proportional to 971,982.80, 1,457,779.80 and 466,542.80
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Solution
The fourth proportional to 971,982.80, 1,457,779.80 and 466,542.80 is: 699,720.89
Step by Step Solution
- Step 1: Write the proportion equation
971,982.80 : 1,457,779.80 = 466,542.80 : x - Step 2: Convert to fraction form
971,982.80/1,457,779.80 = 466,542.80/x - Step 3: Cross multiply
971,982.80x = 1,457,779.80 × 466,542.80 - Step 4: Simplify right side
971,982.80x = 680,116,669,675.44 - Step 5: Solve for x
x = 680,116,669,675.44/971,982.80 - Step 6: Final answer
x = 699,720.89
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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.