Finding the Fourth Proportional to 292,550.32, 438,825.48 and 82,190.08
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Solution
The fourth proportional to 292,550.32, 438,825.48 and 82,190.08 is: 123,285.12
Step by Step Solution
- Step 1: Write the proportion equation
292,550.32 : 438,825.48 = 82,190.08 : x - Step 2: Convert to fraction form
292,550.32/438,825.48 = 82,190.08/x - Step 3: Cross multiply
292,550.32x = 438,825.48 × 82,190.08 - Step 4: Simplify right side
292,550.32x = 36,067,101,307.24 - Step 5: Solve for x
x = 36,067,101,307.24/292,550.32 - Step 6: Final answer
x = 123,285.12
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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.