Finding the Fourth Proportional to 446,745.84, 670,201.78 and 147,247.46
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Solution
The fourth proportional to 446,745.84, 670,201.78 and 147,247.46 is: 220,898.55
Step by Step Solution
- Step 1: Write the proportion equation
446,745.84 : 670,201.78 = 147,247.46 : x - Step 2: Convert to fraction form
446,745.84/670,201.78 = 147,247.46/x - Step 3: Cross multiply
446,745.84x = 670,201.78 × 147,247.46 - Step 4: Simplify right side
446,745.84x = 98,685,509,792.48 - Step 5: Solve for x
x = 98,685,509,792.48/446,745.84 - Step 6: Final answer
x = 220,898.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.