Finding the Fourth Proportional to 240,346.26, 331,324.20 and 189,195.12
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Solution
The fourth proportional to 240,346.26, 331,324.20 and 189,195.12 is: 260,810.89
Step by Step Solution
- Step 1: Write the proportion equation
240,346.26 : 331,324.20 = 189,195.12 : x - Step 2: Convert to fraction form
240,346.26/331,324.20 = 189,195.12/x - Step 3: Cross multiply
240,346.26x = 331,324.20 × 189,195.12 - Step 4: Simplify right side
240,346.26x = 62,684,921,777.90 - Step 5: Solve for x
x = 62,684,921,777.90/240,346.26 - Step 6: Final answer
x = 260,810.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.