Finding the Fourth Proportional to 361,664.60, 542,583.30 and 174,522.20
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Solution
The fourth proportional to 361,664.60, 542,583.30 and 174,522.20 is: 261,824.99
Step by Step Solution
- Step 1: Write the proportion equation
361,664.60 : 542,583.30 = 174,522.20 : x - Step 2: Convert to fraction form
361,664.60/542,583.30 = 174,522.20/x - Step 3: Cross multiply
361,664.60x = 542,583.30 × 174,522.20 - Step 4: Simplify right side
361,664.60x = 94,692,831,199.26 - Step 5: Solve for x
x = 94,692,831,199.26/361,664.60 - Step 6: Final answer
x = 261,824.99
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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.