Finding the Fourth Proportional to 310,219.08, 465,310.14 and 110,528.88
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Solution
The fourth proportional to 310,219.08, 465,310.14 and 110,528.88 is: 165,786.74
Step by Step Solution
- Step 1: Write the proportion equation
310,219.08 : 465,310.14 = 110,528.88 : x - Step 2: Convert to fraction form
310,219.08/465,310.14 = 110,528.88/x - Step 3: Cross multiply
310,219.08x = 465,310.14 × 110,528.88 - Step 4: Simplify right side
310,219.08x = 51,430,208,626.84 - Step 5: Solve for x
x = 51,430,208,626.84/310,219.08 - Step 6: Final answer
x = 165,786.74
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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.