Finding the Fourth Proportional to 575,135.28, 862,609.36 and 271,528.82
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Solution
The fourth proportional to 575,135.28, 862,609.36 and 271,528.82 is: 407,249.06
Step by Step Solution
- Step 1: Write the proportion equation
575,135.28 : 862,609.36 = 271,528.82 : x - Step 2: Convert to fraction form
575,135.28/862,609.36 = 271,528.82/x - Step 3: Cross multiply
575,135.28x = 862,609.36 × 271,528.82 - Step 4: Simplify right side
575,135.28x = 234,223,301,641.76 - Step 5: Solve for x
x = 234,223,301,641.76/575,135.28 - Step 6: Final answer
x = 407,249.06
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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.