Finding the Fourth Proportional to 703,364.89, 970,107.99 and 605,414.84
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Solution
The fourth proportional to 703,364.89, 970,107.99 and 605,414.84 is: 835,011.50
Step by Step Solution
- Step 1: Write the proportion equation
703,364.89 : 970,107.99 = 605,414.84 : x - Step 2: Convert to fraction form
703,364.89/970,107.99 = 605,414.84/x - Step 3: Cross multiply
703,364.89x = 970,107.99 × 605,414.84 - Step 4: Simplify right side
703,364.89x = 587,317,775,263.07 - Step 5: Solve for x
x = 587,317,775,263.07/703,364.89 - Step 6: Final answer
x = 835,011.50
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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.