Finding the Fourth Proportional to 350,452.02, 483,624.05 and 189,307.07
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Solution
The fourth proportional to 350,452.02, 483,624.05 and 189,307.07 is: 261,243.90
Step by Step Solution
- Step 1: Write the proportion equation
350,452.02 : 483,624.05 = 189,307.07 : x - Step 2: Convert to fraction form
350,452.02/483,624.05 = 189,307.07/x - Step 3: Cross multiply
350,452.02x = 483,624.05 × 189,307.07 - Step 4: Simplify right side
350,452.02x = 91,553,451,887.03 - Step 5: Solve for x
x = 91,553,451,887.03/350,452.02 - Step 6: Final answer
x = 261,243.90
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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.