Finding the Fourth Proportional to 310,320.20, 465,480.30 and 110,647.10
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Solution
The fourth proportional to 310,320.20, 465,480.30 and 110,647.10 is: 165,970.65
Step by Step Solution
- Step 1: Write the proportion equation
310,320.20 : 465,480.30 = 110,647.10 : x - Step 2: Convert to fraction form
310,320.20/465,480.30 = 110,647.10/x - Step 3: Cross multiply
310,320.20x = 465,480.30 × 110,647.10 - Step 4: Simplify right side
310,320.20x = 51,504,045,302.13 - Step 5: Solve for x
x = 51,504,045,302.13/310,320.20 - Step 6: Final answer
x = 165,970.65
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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.