Finding the Fourth Proportional to 265,056.38, 365,750.49 and 157,605.65
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Solution
The fourth proportional to 265,056.38, 365,750.49 and 157,605.65 is: 217,479.56
Step by Step Solution
- Step 1: Write the proportion equation
265,056.38 : 365,750.49 = 157,605.65 : x - Step 2: Convert to fraction form
265,056.38/365,750.49 = 157,605.65/x - Step 3: Cross multiply
265,056.38x = 365,750.49 × 157,605.65 - Step 4: Simplify right side
265,056.38x = 57,644,343,714.27 - Step 5: Solve for x
x = 57,644,343,714.27/265,056.38 - Step 6: Final answer
x = 217,479.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.