Finding the Fourth Proportional to 343,299.45, 473,750.97 and 190,337.69
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Solution
The fourth proportional to 343,299.45, 473,750.97 and 190,337.69 is: 262,664.75
Step by Step Solution
- Step 1: Write the proportion equation
343,299.45 : 473,750.97 = 190,337.69 : x - Step 2: Convert to fraction form
343,299.45/473,750.97 = 190,337.69/x - Step 3: Cross multiply
343,299.45x = 473,750.97 × 190,337.69 - Step 4: Simplify right side
343,299.45x = 90,172,662,896.30 - Step 5: Solve for x
x = 90,172,662,896.30/343,299.45 - Step 6: Final answer
x = 262,664.75
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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.