Finding the Fourth Proportional to 529,593.24, 730,847.18 and 287,876.28
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Solution
The fourth proportional to 529,593.24, 730,847.18 and 287,876.28 is: 397,273.89
Step by Step Solution
- Step 1: Write the proportion equation
529,593.24 : 730,847.18 = 287,876.28 : x - Step 2: Convert to fraction form
529,593.24/730,847.18 = 287,876.28/x - Step 3: Cross multiply
529,593.24x = 730,847.18 × 287,876.28 - Step 4: Simplify right side
529,593.24x = 210,393,565,987.51 - Step 5: Solve for x
x = 210,393,565,987.51/529,593.24 - Step 6: Final answer
x = 397,273.89
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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.