Finding the Fourth Proportional to 292,652.01, 438,676.70 and 115,087.05
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Solution
The fourth proportional to 292,652.01, 438,676.70 and 115,087.05 is: 172,512.08
Step by Step Solution
- Step 1: Write the proportion equation
292,652.01 : 438,676.70 = 115,087.05 : x - Step 2: Convert to fraction form
292,652.01/438,676.70 = 115,087.05/x - Step 3: Cross multiply
292,652.01x = 438,676.70 × 115,087.05 - Step 4: Simplify right side
292,652.01x = 50,486,006,731.30 - Step 5: Solve for x
x = 50,486,006,731.30/292,652.01 - Step 6: Final answer
x = 172,512.08
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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.