Finding the Fourth Proportional to 407,067.05, 609,829.87 and 271,723.02
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Solution
The fourth proportional to 407,067.05, 609,829.87 and 271,723.02 is: 407,070.07
Step by Step Solution
- Step 1: Write the proportion equation
407,067.05 : 609,829.87 = 271,723.02 : x - Step 2: Convert to fraction form
407,067.05/609,829.87 = 271,723.02/x - Step 3: Cross multiply
407,067.05x = 609,829.87 × 271,723.02 - Step 4: Simplify right side
407,067.05x = 165,704,809,554.84 - Step 5: Solve for x
x = 165,704,809,554.84/407,067.05 - Step 6: Final answer
x = 407,070.07
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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.