Finding the Fourth Proportional to 296,275.98, 408,857.95 and 160,306.95
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Solution
The fourth proportional to 296,275.98, 408,857.95 and 160,306.95 is: 221,222.02
Step by Step Solution
- Step 1: Write the proportion equation
296,275.98 : 408,857.95 = 160,306.95 : x - Step 2: Convert to fraction form
296,275.98/408,857.95 = 160,306.95/x - Step 3: Cross multiply
296,275.98x = 408,857.95 × 160,306.95 - Step 4: Simplify right side
296,275.98x = 65,542,769,479.80 - Step 5: Solve for x
x = 65,542,769,479.80/296,275.98 - Step 6: Final answer
x = 221,222.02
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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.