Finding the Fourth Proportional to 307,022.84, 460,638.86 and 187,319.44
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Solution
The fourth proportional to 307,022.84, 460,638.86 and 187,319.44 is: 281,042.98
Step by Step Solution
- Step 1: Write the proportion equation
307,022.84 : 460,638.86 = 187,319.44 : x - Step 2: Convert to fraction form
307,022.84/460,638.86 = 187,319.44/x - Step 3: Cross multiply
307,022.84x = 460,638.86 × 187,319.44 - Step 4: Simplify right side
307,022.84x = 86,286,613,297.44 - Step 5: Solve for x
x = 86,286,613,297.44/307,022.84 - Step 6: Final answer
x = 281,042.98
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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.