Finding the Fourth Proportional to 691,048.49, 1,036,625.21 and 235,498.14
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Solution
The fourth proportional to 691,048.49, 1,036,625.21 and 235,498.14 is: 353,265.09
Step by Step Solution
- Step 1: Write the proportion equation
691,048.49 : 1,036,625.21 = 235,498.14 : x - Step 2: Convert to fraction form
691,048.49/1,036,625.21 = 235,498.14/x - Step 3: Cross multiply
691,048.49x = 1,036,625.21 × 235,498.14 - Step 4: Simplify right side
691,048.49x = 244,123,308,537.74 - Step 5: Solve for x
x = 244,123,308,537.74/691,048.49 - Step 6: Final answer
x = 353,265.09
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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.