Finding the Fourth Proportional to 350,428.71, 483,609.51 and 214,419.99
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Solution
The fourth proportional to 350,428.71, 483,609.51 and 214,419.99 is: 295,910.53
Step by Step Solution
- Step 1: Write the proportion equation
350,428.71 : 483,609.51 = 214,419.99 : x - Step 2: Convert to fraction form
350,428.71/483,609.51 = 214,419.99/x - Step 3: Cross multiply
350,428.71x = 483,609.51 × 214,419.99 - Step 4: Simplify right side
350,428.71x = 103,695,546,298.11 - Step 5: Solve for x
x = 103,695,546,298.11/350,428.71 - Step 6: Final answer
x = 295,910.53
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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.