Finding the Fourth Proportional to 361,716.64, 542,024.16 and 183,957.28
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Solution
The fourth proportional to 361,716.64, 542,024.16 and 183,957.28 is: 275,655.80
Step by Step Solution
- Step 1: Write the proportion equation
361,716.64 : 542,024.16 = 183,957.28 : x - Step 2: Convert to fraction form
361,716.64/542,024.16 = 183,957.28/x - Step 3: Cross multiply
361,716.64x = 542,024.16 × 183,957.28 - Step 4: Simplify right side
361,716.64x = 99,709,290,167.88 - Step 5: Solve for x
x = 99,709,290,167.88/361,716.64 - Step 6: Final answer
x = 275,655.80
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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.