Finding the Fourth Proportional to 264,033.48, 396,043.68 and 77,046.60
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Solution
The fourth proportional to 264,033.48, 396,043.68 and 77,046.60 is: 115,567.99
Step by Step Solution
- Step 1: Write the proportion equation
264,033.48 : 396,043.68 = 77,046.60 : x - Step 2: Convert to fraction form
264,033.48/396,043.68 = 77,046.60/x - Step 3: Cross multiply
264,033.48x = 396,043.68 × 77,046.60 - Step 4: Simplify right side
264,033.48x = 30,513,818,995.49 - Step 5: Solve for x
x = 30,513,818,995.49/264,033.48 - Step 6: Final answer
x = 115,567.99
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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.