Finding the Fourth Proportional to 296,148.12, 408,684.44 and 160,182.08
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Solution
The fourth proportional to 296,148.12, 408,684.44 and 160,182.08 is: 221,051.28
Step by Step Solution
- Step 1: Write the proportion equation
296,148.12 : 408,684.44 = 160,182.08 : x - Step 2: Convert to fraction form
296,148.12/408,684.44 = 160,182.08/x - Step 3: Cross multiply
296,148.12x = 408,684.44 × 160,182.08 - Step 4: Simplify right side
296,148.12x = 65,463,920,818.50 - Step 5: Solve for x
x = 65,463,920,818.50/296,148.12 - Step 6: Final answer
x = 221,051.28
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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.