Finding the Fourth Proportional to 302,615.25, 453,791.58 and 102,881.98
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Solution
The fourth proportional to 302,615.25, 453,791.58 and 102,881.98 is: 154,278.33
Step by Step Solution
- Step 1: Write the proportion equation
302,615.25 : 453,791.58 = 102,881.98 : x - Step 2: Convert to fraction form
302,615.25/453,791.58 = 102,881.98/x - Step 3: Cross multiply
302,615.25x = 453,791.58 × 102,881.98 - Step 4: Simplify right side
302,615.25x = 46,686,976,257.73 - Step 5: Solve for x
x = 46,686,976,257.73/302,615.25 - Step 6: Final answer
x = 154,278.33
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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.