Finding the Fourth Proportional to 696,447.53, 961,296.87 and 410,133.68
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Solution
The fourth proportional to 696,447.53, 961,296.87 and 410,133.68 is: 566,101.84
Step by Step Solution
- Step 1: Write the proportion equation
696,447.53 : 961,296.87 = 410,133.68 : x - Step 2: Convert to fraction form
696,447.53/961,296.87 = 410,133.68/x - Step 3: Cross multiply
696,447.53x = 961,296.87 × 410,133.68 - Step 4: Simplify right side
696,447.53x = 394,260,222,865.58 - Step 5: Solve for x
x = 394,260,222,865.58/696,447.53 - Step 6: Final answer
x = 566,101.84
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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.