Finding the Fourth Proportional to 264,203.71, 396,329.67 and 74,666.81
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Solution
The fourth proportional to 264,203.71, 396,329.67 and 74,666.81 is: 112,007.03
Step by Step Solution
- Step 1: Write the proportion equation
264,203.71 : 396,329.67 = 74,666.81 : x - Step 2: Convert to fraction form
264,203.71/396,329.67 = 74,666.81/x - Step 3: Cross multiply
264,203.71x = 396,329.67 × 74,666.81 - Step 4: Simplify right side
264,203.71x = 29,592,673,158.08 - Step 5: Solve for x
x = 29,592,673,158.08/264,203.71 - Step 6: Final answer
x = 112,007.03
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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.