Finding the Fourth Proportional to 698,592.92, 1,047,913.98 and 272,160.68
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Solution
The fourth proportional to 698,592.92, 1,047,913.98 and 272,160.68 is: 408,250.60
Step by Step Solution
- Step 1: Write the proportion equation
698,592.92 : 1,047,913.98 = 272,160.68 : x - Step 2: Convert to fraction form
698,592.92/1,047,913.98 = 272,160.68/x - Step 3: Cross multiply
698,592.92x = 1,047,913.98 × 272,160.68 - Step 4: Simplify right side
698,592.92x = 285,200,981,378.31 - Step 5: Solve for x
x = 285,200,981,378.31/698,592.92 - Step 6: Final answer
x = 408,250.60
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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.