Finding the Fourth Proportional to 568,036.08, 783,893.97 and 313,396.38
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Solution
The fourth proportional to 568,036.08, 783,893.97 and 313,396.38 is: 432,489.31
Step by Step Solution
- Step 1: Write the proportion equation
568,036.08 : 783,893.97 = 313,396.38 : x - Step 2: Convert to fraction form
568,036.08/783,893.97 = 313,396.38/x - Step 3: Cross multiply
568,036.08x = 783,893.97 × 313,396.38 - Step 4: Simplify right side
568,036.08x = 245,669,532,501.83 - Step 5: Solve for x
x = 245,669,532,501.83/568,036.08 - Step 6: Final answer
x = 432,489.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.