Finding the Fourth Proportional to 306,622.94, 460,010.96 and 106,946.20
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Solution
The fourth proportional to 306,622.94, 460,010.96 and 106,946.20 is: 160,445.99
Step by Step Solution
- Step 1: Write the proportion equation
306,622.94 : 460,010.96 = 106,946.20 : x - Step 2: Convert to fraction form
306,622.94/460,010.96 = 106,946.20/x - Step 3: Cross multiply
306,622.94x = 460,010.96 × 106,946.20 - Step 4: Simplify right side
306,622.94x = 49,196,421,295.57 - Step 5: Solve for x
x = 49,196,421,295.57/306,622.94 - Step 6: Final answer
x = 160,445.99
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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.