Finding the Fourth Proportional to 352,470.24, 486,511.56 and 214,698.96
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Solution
The fourth proportional to 352,470.24, 486,511.56 and 214,698.96 is: 296,347.08
Step by Step Solution
- Step 1: Write the proportion equation
352,470.24 : 486,511.56 = 214,698.96 : x - Step 2: Convert to fraction form
352,470.24/486,511.56 = 214,698.96/x - Step 3: Cross multiply
352,470.24x = 486,511.56 × 214,698.96 - Step 4: Simplify right side
352,470.24x = 104,453,525,959.98 - Step 5: Solve for x
x = 104,453,525,959.98/352,470.24 - Step 6: Final answer
x = 296,347.08
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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.