Finding the Fourth Proportional to 264,746.12, 365,402.79 and 157,295.48
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Solution
The fourth proportional to 264,746.12, 365,402.79 and 157,295.48 is: 217,099.33
Step by Step Solution
- Step 1: Write the proportion equation
264,746.12 : 365,402.79 = 157,295.48 : x - Step 2: Convert to fraction form
264,746.12/365,402.79 = 157,295.48/x - Step 3: Cross multiply
264,746.12x = 365,402.79 × 157,295.48 - Step 4: Simplify right side
264,746.12x = 57,476,205,419.38 - Step 5: Solve for x
x = 57,476,205,419.38/264,746.12 - Step 6: Final answer
x = 217,099.33
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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.