Finding the Fourth Proportional to 357,850.34, 493,834.49 and 204,890.87
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Solution
The fourth proportional to 357,850.34, 493,834.49 and 204,890.87 is: 282,749.99
Step by Step Solution
- Step 1: Write the proportion equation
357,850.34 : 493,834.49 = 204,890.87 : x - Step 2: Convert to fraction form
357,850.34/493,834.49 = 204,890.87/x - Step 3: Cross multiply
357,850.34x = 493,834.49 × 204,890.87 - Step 4: Simplify right side
357,850.34x = 101,182,177,267.65 - Step 5: Solve for x
x = 101,182,177,267.65/357,850.34 - Step 6: Final answer
x = 282,749.99
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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.