Finding the Fourth Proportional to 574,235.06, 861,286.97 and 153,543.74
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Solution
The fourth proportional to 574,235.06, 861,286.97 and 153,543.74 is: 230,298.06
Step by Step Solution
- Step 1: Write the proportion equation
574,235.06 : 861,286.97 = 153,543.74 : x - Step 2: Convert to fraction form
574,235.06/861,286.97 = 153,543.74/x - Step 3: Cross multiply
574,235.06x = 861,286.97 × 153,543.74 - Step 4: Simplify right side
574,235.06x = 132,245,218,664.49 - Step 5: Solve for x
x = 132,245,218,664.49/574,235.06 - Step 6: Final answer
x = 230,298.06
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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.