Finding the Fourth Proportional to 461,154.24, 691,865.02 and 191,232.24
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Solution
The fourth proportional to 461,154.24, 691,865.02 and 191,232.24 is: 286,903.79
Step by Step Solution
- Step 1: Write the proportion equation
461,154.24 : 691,865.02 = 191,232.24 : x - Step 2: Convert to fraction form
461,154.24/691,865.02 = 191,232.24/x - Step 3: Cross multiply
461,154.24x = 691,865.02 × 191,232.24 - Step 4: Simplify right side
461,154.24x = 132,306,897,552.25 - Step 5: Solve for x
x = 132,306,897,552.25/461,154.24 - Step 6: Final answer
x = 286,903.79
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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.