Finding the Fourth Proportional to 330,769.67, 456,462.14 and 187,529.70
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Solution
The fourth proportional to 330,769.67, 456,462.14 and 187,529.70 is: 258,790.98
Step by Step Solution
- Step 1: Write the proportion equation
330,769.67 : 456,462.14 = 187,529.70 : x - Step 2: Convert to fraction form
330,769.67/456,462.14 = 187,529.70/x - Step 3: Cross multiply
330,769.67x = 456,462.14 × 187,529.70 - Step 4: Simplify right side
330,769.67x = 85,600,207,237.91 - Step 5: Solve for x
x = 85,600,207,237.91/330,769.67 - Step 6: Final answer
x = 258,790.98
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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.