Finding the Fourth Proportional to 292,969.96, 438,579.38 and 177,214.14
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Solution
The fourth proportional to 292,969.96, 438,579.38 and 177,214.14 is: 265,291.59
Step by Step Solution
- Step 1: Write the proportion equation
292,969.96 : 438,579.38 = 177,214.14 : x - Step 2: Convert to fraction form
292,969.96/438,579.38 = 177,214.14/x - Step 3: Cross multiply
292,969.96x = 438,579.38 × 177,214.14 - Step 4: Simplify right side
292,969.96x = 77,722,467,648.43 - Step 5: Solve for x
x = 77,722,467,648.43/292,969.96 - Step 6: Final answer
x = 265,291.59
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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.