Finding the Fourth Proportional to 461,159.84, 691,760.97 and 141,288.80
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Solution
The fourth proportional to 461,159.84, 691,760.97 and 141,288.80 is: 211,939.70
Step by Step Solution
- Step 1: Write the proportion equation
461,159.84 : 691,760.97 = 141,288.80 : x - Step 2: Convert to fraction form
461,159.84/691,760.97 = 141,288.80/x - Step 3: Cross multiply
461,159.84x = 691,760.97 × 141,288.80 - Step 4: Simplify right side
461,159.84x = 97,738,077,338.14 - Step 5: Solve for x
x = 97,738,077,338.14/461,159.84 - Step 6: Final answer
x = 211,939.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.