Finding the Fourth Proportional to 736,207.38, 1,104,324.84 and 230,757.05
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Solution
The fourth proportional to 736,207.38, 1,104,324.84 and 230,757.05 is: 346,139.89
Step by Step Solution
- Step 1: Write the proportion equation
736,207.38 : 1,104,324.84 = 230,757.05 : x - Step 2: Convert to fraction form
736,207.38/1,104,324.84 = 230,757.05/x - Step 3: Cross multiply
736,207.38x = 1,104,324.84 × 230,757.05 - Step 4: Simplify right side
736,207.38x = 254,830,745,080.93 - Step 5: Solve for x
x = 254,830,745,080.93/736,207.38 - Step 6: Final answer
x = 346,139.89
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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.