Finding the Fourth Proportional to 461,150.24, 691,823.84 and 161,649.09
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Solution
The fourth proportional to 461,150.24, 691,823.84 and 161,649.09 is: 242,508.16
Step by Step Solution
- Step 1: Write the proportion equation
461,150.24 : 691,823.84 = 161,649.09 : x - Step 2: Convert to fraction form
461,150.24/691,823.84 = 161,649.09/x - Step 3: Cross multiply
461,150.24x = 691,823.84 × 161,649.09 - Step 4: Simplify right side
461,150.24x = 111,832,693,368.06 - Step 5: Solve for x
x = 111,832,693,368.06/461,150.24 - Step 6: Final answer
x = 242,508.16
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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.