Finding the Fourth Proportional to 562,272.23, 843,452.09 and 162,918.74
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Solution
The fourth proportional to 562,272.23, 843,452.09 and 162,918.74 is: 244,390.78
Step by Step Solution
- Step 1: Write the proportion equation
562,272.23 : 843,452.09 = 162,918.74 : x - Step 2: Convert to fraction form
562,272.23/843,452.09 = 162,918.74/x - Step 3: Cross multiply
562,272.23x = 843,452.09 × 162,918.74 - Step 4: Simplify right side
562,272.23x = 137,414,146,721.31 - Step 5: Solve for x
x = 137,414,146,721.31/562,272.23 - Step 6: Final answer
x = 244,390.78
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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.