Finding the Fourth Proportional to 296,088.76, 408,605.71 and 160,125.35
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Solution
The fourth proportional to 296,088.76, 408,605.71 and 160,125.35 is: 220,974.72
Step by Step Solution
- Step 1: Write the proportion equation
296,088.76 : 408,605.71 = 160,125.35 : x - Step 2: Convert to fraction form
296,088.76/408,605.71 = 160,125.35/x - Step 3: Cross multiply
296,088.76x = 408,605.71 × 160,125.35 - Step 4: Simplify right side
296,088.76x = 65,428,131,525.12 - Step 5: Solve for x
x = 65,428,131,525.12/296,088.76 - Step 6: Final answer
x = 220,974.72
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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.