Finding the Fourth Proportional to 606,309.81, 906,734.84 and 539,236.14
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Solution
The fourth proportional to 606,309.81, 906,734.84 and 539,236.14 is: 806,426.33
Step by Step Solution
- Step 1: Write the proportion equation
606,309.81 : 906,734.84 = 539,236.14 : x - Step 2: Convert to fraction form
606,309.81/906,734.84 = 539,236.14/x - Step 3: Cross multiply
606,309.81x = 906,734.84 × 539,236.14 - Step 4: Simplify right side
606,309.81x = 488,944,194,451.07 - Step 5: Solve for x
x = 488,944,194,451.07/606,309.81 - Step 6: Final answer
x = 806,426.33
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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.