Finding the Fourth Proportional to 461,029.99, 691,378.73 and 194,811.14
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Solution
The fourth proportional to 461,029.99, 691,378.73 and 194,811.14 is: 292,146.46
Step by Step Solution
- Step 1: Write the proportion equation
461,029.99 : 691,378.73 = 194,811.14 : x - Step 2: Convert to fraction form
461,029.99/691,378.73 = 194,811.14/x - Step 3: Cross multiply
461,029.99x = 691,378.73 × 194,811.14 - Step 4: Simplify right side
461,029.99x = 134,688,278,563.05 - Step 5: Solve for x
x = 134,688,278,563.05/461,029.99 - Step 6: Final answer
x = 292,146.46
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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.