Finding the Fourth Proportional to 486,860.04, 671,063.94 and 325,657.08
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Solution
The fourth proportional to 486,860.04, 671,063.94 and 325,657.08 is: 448,869.71
Step by Step Solution
- Step 1: Write the proportion equation
486,860.04 : 671,063.94 = 325,657.08 : x - Step 2: Convert to fraction form
486,860.04/671,063.94 = 325,657.08/x - Step 3: Cross multiply
486,860.04x = 671,063.94 × 325,657.08 - Step 4: Simplify right side
486,860.04x = 218,536,723,193.70 - Step 5: Solve for x
x = 218,536,723,193.70/486,860.04 - Step 6: Final answer
x = 448,869.71
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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.