Finding the Fourth Proportional to 460,324.62, 690,649.74 and 160,887.87
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Solution
The fourth proportional to 460,324.62, 690,649.74 and 160,887.87 is: 241,388.71
Step by Step Solution
- Step 1: Write the proportion equation
460,324.62 : 690,649.74 = 160,887.87 : x - Step 2: Convert to fraction form
460,324.62/690,649.74 = 160,887.87/x - Step 3: Cross multiply
460,324.62x = 690,649.74 × 160,887.87 - Step 4: Simplify right side
460,324.62x = 111,117,165,584.65 - Step 5: Solve for x
x = 111,117,165,584.65/460,324.62 - Step 6: Final answer
x = 241,388.71
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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.