Finding the Fourth Proportional to 808,274.80, 1,212,440.84 and 201,066.28
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Solution
The fourth proportional to 808,274.80, 1,212,440.84 and 201,066.28 is: 301,606.54
Step by Step Solution
- Step 1: Write the proportion equation
808,274.80 : 1,212,440.84 = 201,066.28 : x - Step 2: Convert to fraction form
808,274.80/1,212,440.84 = 201,066.28/x - Step 3: Cross multiply
808,274.80x = 1,212,440.84 × 201,066.28 - Step 4: Simplify right side
808,274.80x = 243,780,969,418.88 - Step 5: Solve for x
x = 243,780,969,418.88/808,274.80 - Step 6: Final answer
x = 301,606.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.