Finding the Fourth Proportional to 970,137.56, 1,454,102.80 and 590,220.84
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Solution
The fourth proportional to 970,137.56, 1,454,102.80 and 590,220.84 is: 884,659.89
Step by Step Solution
- Step 1: Write the proportion equation
970,137.56 : 1,454,102.80 = 590,220.84 : x - Step 2: Convert to fraction form
970,137.56/1,454,102.80 = 590,220.84/x - Step 3: Cross multiply
970,137.56x = 1,454,102.80 × 590,220.84 - Step 4: Simplify right side
970,137.56x = 858,241,783,359.68 - Step 5: Solve for x
x = 858,241,783,359.68/970,137.56 - Step 6: Final answer
x = 884,659.89
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1.5x scale
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.