Finding the Fourth Proportional to 324,946.92, 487,430.46 and 88,288.68
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Solution
The fourth proportional to 324,946.92, 487,430.46 and 88,288.68 is: 132,435.76
Step by Step Solution
- Step 1: Write the proportion equation
324,946.92 : 487,430.46 = 88,288.68 : x - Step 2: Convert to fraction form
324,946.92/487,430.46 = 88,288.68/x - Step 3: Cross multiply
324,946.92x = 487,430.46 × 88,288.68 - Step 4: Simplify right side
324,946.92x = 43,034,591,905.19 - Step 5: Solve for x
x = 43,034,591,905.19/324,946.92 - Step 6: Final answer
x = 132,435.76
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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.