Finding the Fourth Proportional to 442,079.26, 662,646.75 and 252,130.68
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Solution
The fourth proportional to 442,079.26, 662,646.75 and 252,130.68 is: 377,926.74
Step by Step Solution
- Step 1: Write the proportion equation
442,079.26 : 662,646.75 = 252,130.68 : x - Step 2: Convert to fraction form
442,079.26/662,646.75 = 252,130.68/x - Step 3: Cross multiply
442,079.26x = 662,646.75 × 252,130.68 - Step 4: Simplify right side
442,079.26x = 167,073,575,677.29 - Step 5: Solve for x
x = 167,073,575,677.29/442,079.26 - Step 6: Final answer
x = 377,926.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.