Finding the Fourth Proportional to 766,433.00, 1,057,626.93 and 460,327.49
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Solution
The fourth proportional to 766,433.00, 1,057,626.93 and 460,327.49 is: 635,221.55
Step by Step Solution
- Step 1: Write the proportion equation
766,433.00 : 1,057,626.93 = 460,327.49 : x - Step 2: Convert to fraction form
766,433.00/1,057,626.93 = 460,327.49/x - Step 3: Cross multiply
766,433.00x = 1,057,626.93 × 460,327.49 - Step 4: Simplify right side
766,433.00x = 486,854,752,687.37 - Step 5: Solve for x
x = 486,854,752,687.37/766,433.00 - Step 6: Final answer
x = 635,221.55
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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.