Finding the Fourth Proportional to 756,257.88, 1,043,657.75 and 416,748
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Solution
The fourth proportional to 756,257.88, 1,043,657.75 and 416,748 is: 575,124.29
Step by Step Solution
- Step 1: Write the proportion equation
756,257.88 : 1,043,657.75 = 416,748 : x - Step 2: Convert to fraction form
756,257.88/1,043,657.75 = 416,748/x - Step 3: Cross multiply
756,257.88x = 1,043,657.75 × 416,748 - Step 4: Simplify right side
756,257.88x = 434,942,279,997 - Step 5: Solve for x
x = 434,942,279,997/756,257.88 - Step 6: Final answer
x = 575,124.29
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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.