Finding the Fourth Proportional to 264,368.31, 396,567.70 and 74,812.82
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Solution
The fourth proportional to 264,368.31, 396,567.70 and 74,812.82 is: 112,223.53
Step by Step Solution
- Step 1: Write the proportion equation
264,368.31 : 396,567.70 = 74,812.82 : x - Step 2: Convert to fraction form
264,368.31/396,567.70 = 74,812.82/x - Step 3: Cross multiply
264,368.31x = 396,567.70 × 74,812.82 - Step 4: Simplify right side
264,368.31x = 29,668,345,788.04 - Step 5: Solve for x
x = 29,668,345,788.04/264,368.31 - Step 6: Final answer
x = 112,223.53
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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.