Finding the Fourth Proportional to 295,684.80, 408,045.19 and 159,718.75
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Solution
The fourth proportional to 295,684.80, 408,045.19 and 159,718.75 is: 220,411.96
Step by Step Solution
- Step 1: Write the proportion equation
295,684.80 : 408,045.19 = 159,718.75 : x - Step 2: Convert to fraction form
295,684.80/408,045.19 = 159,718.75/x - Step 3: Cross multiply
295,684.80x = 408,045.19 × 159,718.75 - Step 4: Simplify right side
295,684.80x = 65,172,464,851.49 - Step 5: Solve for x
x = 65,172,464,851.49/295,684.80 - Step 6: Final answer
x = 220,411.96
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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.