Finding the Fourth Proportional to 687,701.22, 1,031,438.60 and 182,293.62
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Solution
The fourth proportional to 687,701.22, 1,031,438.60 and 182,293.62 is: 273,410.41
Step by Step Solution
- Step 1: Write the proportion equation
687,701.22 : 1,031,438.60 = 182,293.62 : x - Step 2: Convert to fraction form
687,701.22/1,031,438.60 = 182,293.62/x - Step 3: Cross multiply
687,701.22x = 1,031,438.60 × 182,293.62 - Step 4: Simplify right side
687,701.22x = 188,024,675,290.26 - Step 5: Solve for x
x = 188,024,675,290.26/687,701.22 - Step 6: Final answer
x = 273,410.41
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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.