Finding the Fourth Proportional to 310,220.70, 465,676.65 and 170,252.70
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Solution
The fourth proportional to 310,220.70, 465,676.65 and 170,252.70 is: 255,568.72
Step by Step Solution
- Step 1: Write the proportion equation
310,220.70 : 465,676.65 = 170,252.70 : x - Step 2: Convert to fraction form
310,220.70/465,676.65 = 170,252.70/x - Step 3: Cross multiply
310,220.70x = 465,676.65 × 170,252.70 - Step 4: Simplify right side
310,220.70x = 79,282,706,989.46 - Step 5: Solve for x
x = 79,282,706,989.46/310,220.70 - Step 6: Final answer
x = 255,568.72
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1.5x scale
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.