Finding the Fourth Proportional to 271,509.36, 373,354.28 and 235,637.09
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Solution
The fourth proportional to 271,509.36, 373,354.28 and 235,637.09 is: 324,026.08
Step by Step Solution
- Step 1: Write the proportion equation
271,509.36 : 373,354.28 = 235,637.09 : x - Step 2: Convert to fraction form
271,509.36/373,354.28 = 235,637.09/x - Step 3: Cross multiply
271,509.36x = 373,354.28 × 235,637.09 - Step 4: Simplify right side
271,509.36x = 87,976,113,033.29 - Step 5: Solve for x
x = 87,976,113,033.29/271,509.36 - Step 6: Final answer
x = 324,026.08
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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.