Finding the Fourth Proportional to 339,576.66, 468,618.57 and 212,326.02
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Solution
The fourth proportional to 339,576.66, 468,618.57 and 212,326.02 is: 293,011.65
Step by Step Solution
- Step 1: Write the proportion equation
339,576.66 : 468,618.57 = 212,326.02 : x - Step 2: Convert to fraction form
339,576.66/468,618.57 = 212,326.02/x - Step 3: Cross multiply
339,576.66x = 468,618.57 × 212,326.02 - Step 4: Simplify right side
339,576.66x = 99,499,915,866.19 - Step 5: Solve for x
x = 99,499,915,866.19/339,576.66 - Step 6: Final answer
x = 293,011.65
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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.