Finding the Fourth Proportional to 403,370.69, 604,775.97 and 178,608.65
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Solution
The fourth proportional to 403,370.69, 604,775.97 and 178,608.65 is: 267,788.96
Step by Step Solution
- Step 1: Write the proportion equation
403,370.69 : 604,775.97 = 178,608.65 : x - Step 2: Convert to fraction form
403,370.69/604,775.97 = 178,608.65/x - Step 3: Cross multiply
403,370.69x = 604,775.97 × 178,608.65 - Step 4: Simplify right side
403,370.69x = 108,018,216,530.26 - Step 5: Solve for x
x = 108,018,216,530.26/403,370.69 - Step 6: Final answer
x = 267,788.96
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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.