Finding the Fourth Proportional to 323,606.72, 446,368.80 and 214,708.70
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Solution
The fourth proportional to 323,606.72, 446,368.80 and 214,708.70 is: 296,159.69
Step by Step Solution
- Step 1: Write the proportion equation
323,606.72 : 446,368.80 = 214,708.70 : x - Step 2: Convert to fraction form
323,606.72/446,368.80 = 214,708.70/x - Step 3: Cross multiply
323,606.72x = 446,368.80 × 214,708.70 - Step 4: Simplify right side
323,606.72x = 95,839,264,768.56 - Step 5: Solve for x
x = 95,839,264,768.56/323,606.72 - Step 6: Final answer
x = 296,159.69
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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.