Finding the Fourth Proportional to 465,087.24, 698,045.58 and 215,909.64
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Solution
The fourth proportional to 465,087.24, 698,045.58 and 215,909.64 is: 324,056.99
Step by Step Solution
- Step 1: Write the proportion equation
465,087.24 : 698,045.58 = 215,909.64 : x - Step 2: Convert to fraction form
465,087.24/698,045.58 = 215,909.64/x - Step 3: Cross multiply
465,087.24x = 698,045.58 × 215,909.64 - Step 4: Simplify right side
465,087.24x = 150,714,769,881.39 - Step 5: Solve for x
x = 150,714,769,881.39/465,087.24 - Step 6: Final answer
x = 324,056.99
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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.