Finding the Fourth Proportional to 724,369.96, 1,085,889.69 and 250,724.08
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Solution
The fourth proportional to 724,369.96, 1,085,889.69 and 250,724.08 is: 375,855.85
Step by Step Solution
- Step 1: Write the proportion equation
724,369.96 : 1,085,889.69 = 250,724.08 : x - Step 2: Convert to fraction form
724,369.96/1,085,889.69 = 250,724.08/x - Step 3: Cross multiply
724,369.96x = 1,085,889.69 × 250,724.08 - Step 4: Simplify right side
724,369.96x = 272,258,688,077.29 - Step 5: Solve for x
x = 272,258,688,077.29/724,369.96 - Step 6: Final answer
x = 375,855.85
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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.