Finding the Fourth Proportional to 738,266.67, 1,107,400.05 and 239,630.67
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Solution
The fourth proportional to 738,266.67, 1,107,400.05 and 239,630.67 is: 359,446.02
Step by Step Solution
- Step 1: Write the proportion equation
738,266.67 : 1,107,400.05 = 239,630.67 : x - Step 2: Convert to fraction form
738,266.67/1,107,400.05 = 239,630.67/x - Step 3: Cross multiply
738,266.67x = 1,107,400.05 × 239,630.67 - Step 4: Simplify right side
738,266.67x = 265,367,015,939.53 - Step 5: Solve for x
x = 265,367,015,939.53/738,266.67 - Step 6: Final answer
x = 359,446.02
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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.