Finding the Fourth Proportional to 446,012.64, 615,474.99 and 264,732.48
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Solution
The fourth proportional to 446,012.64, 615,474.99 and 264,732.48 is: 365,317.50
Step by Step Solution
- Step 1: Write the proportion equation
446,012.64 : 615,474.99 = 264,732.48 : x - Step 2: Convert to fraction form
446,012.64/615,474.99 = 264,732.48/x - Step 3: Cross multiply
446,012.64x = 615,474.99 × 264,732.48 - Step 4: Simplify right side
446,012.64x = 162,936,220,480.68 - Step 5: Solve for x
x = 162,936,220,480.68/446,012.64 - Step 6: Final answer
x = 365,317.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.