Finding the Fourth Proportional to 338,202.81, 466,495.11 and 217,496.79
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Solution
The fourth proportional to 338,202.81, 466,495.11 and 217,496.79 is: 300,001.02
Step by Step Solution
- Step 1: Write the proportion equation
338,202.81 : 466,495.11 = 217,496.79 : x - Step 2: Convert to fraction form
338,202.81/466,495.11 = 217,496.79/x - Step 3: Cross multiply
338,202.81x = 466,495.11 × 217,496.79 - Step 4: Simplify right side
338,202.81x = 101,461,188,975.70 - Step 5: Solve for x
x = 101,461,188,975.70/338,202.81 - Step 6: Final answer
x = 300,001.02
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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.