Finding the Fourth Proportional to 371,844.80, 512,956.95 and 242,858.84
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Solution
The fourth proportional to 371,844.80, 512,956.95 and 242,858.84 is: 335,021.84
Step by Step Solution
- Step 1: Write the proportion equation
371,844.80 : 512,956.95 = 242,858.84 : x - Step 2: Convert to fraction form
371,844.80/512,956.95 = 242,858.84/x - Step 3: Cross multiply
371,844.80x = 512,956.95 × 242,858.84 - Step 4: Simplify right side
371,844.80x = 124,576,129,846.94 - Step 5: Solve for x
x = 124,576,129,846.94/371,844.80 - Step 6: Final answer
x = 335,021.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.