Finding the Fourth Proportional to 515,188.92, 772,469.10 and 230,827.08
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Solution
The fourth proportional to 515,188.92, 772,469.10 and 230,827.08 is: 346,099.81
Step by Step Solution
- Step 1: Write the proportion equation
515,188.92 : 772,469.10 = 230,827.08 : x - Step 2: Convert to fraction form
515,188.92/772,469.10 = 230,827.08/x - Step 3: Cross multiply
515,188.92x = 772,469.10 × 230,827.08 - Step 4: Simplify right side
515,188.92x = 178,306,786,743.23 - Step 5: Solve for x
x = 178,306,786,743.23/515,188.92 - Step 6: Final answer
x = 346,099.81
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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.