Finding the Fourth Proportional to 996,862.70, 1,493,512.05 and 606,658.70
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Solution
The fourth proportional to 996,862.70, 1,493,512.05 and 606,658.70 is: 908,903.58
Step by Step Solution
- Step 1: Write the proportion equation
996,862.70 : 1,493,512.05 = 606,658.70 : x - Step 2: Convert to fraction form
996,862.70/1,493,512.05 = 606,658.70/x - Step 3: Cross multiply
996,862.70x = 1,493,512.05 × 606,658.70 - Step 4: Simplify right side
996,862.70x = 906,052,078,687.34 - Step 5: Solve for x
x = 906,052,078,687.34/996,862.70 - Step 6: Final answer
x = 908,903.58
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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.