Finding the Fourth Proportional to 292,162.68, 438,244.02 and 70,546.68
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Solution
The fourth proportional to 292,162.68, 438,244.02 and 70,546.68 is: 105,820.02
Step by Step Solution
- Step 1: Write the proportion equation
292,162.68 : 438,244.02 = 70,546.68 : x - Step 2: Convert to fraction form
292,162.68/438,244.02 = 70,546.68/x - Step 3: Cross multiply
292,162.68x = 438,244.02 × 70,546.68 - Step 4: Simplify right side
292,162.68x = 30,916,660,640.85 - Step 5: Solve for x
x = 30,916,660,640.85/292,162.68 - Step 6: Final answer
x = 105,820.02
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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.