Finding the Fourth Proportional to 738,266.70, 1,107,400.05 and 733,601.10
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Solution
The fourth proportional to 738,266.70, 1,107,400.05 and 733,601.10 is: 1,100,401.65
Step by Step Solution
- Step 1: Write the proportion equation
738,266.70 : 1,107,400.05 = 733,601.10 : x - Step 2: Convert to fraction form
738,266.70/1,107,400.05 = 733,601.10/x - Step 3: Cross multiply
738,266.70x = 1,107,400.05 × 733,601.10 - Step 4: Simplify right side
738,266.70x = 812,389,894,820.06 - Step 5: Solve for x
x = 812,389,894,820.06/738,266.70 - Step 6: Final answer
x = 1,100,401.65
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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.