Finding the Fourth Proportional to 554,799.26, 765,379.17 and 325,239.99
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Solution
The fourth proportional to 554,799.26, 765,379.17 and 325,239.99 is: 448,688.26
Step by Step Solution
- Step 1: Write the proportion equation
554,799.26 : 765,379.17 = 325,239.99 : x - Step 2: Convert to fraction form
554,799.26/765,379.17 = 325,239.99/x - Step 3: Cross multiply
554,799.26x = 765,379.17 × 325,239.99 - Step 4: Simplify right side
554,799.26x = 248,931,913,597.01 - Step 5: Solve for x
x = 248,931,913,597.01/554,799.26 - Step 6: Final answer
x = 448,688.26
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1.5x scale
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.