Finding the Fourth Proportional to 709,119.57, 1,063,536.30 and 259,687.02
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Solution
The fourth proportional to 709,119.57, 1,063,536.30 and 259,687.02 is: 389,478.14
Step by Step Solution
- Step 1: Write the proportion equation
709,119.57 : 1,063,536.30 = 259,687.02 : x - Step 2: Convert to fraction form
709,119.57/1,063,536.30 = 259,687.02/x - Step 3: Cross multiply
709,119.57x = 1,063,536.30 × 259,687.02 - Step 4: Simplify right side
709,119.57x = 276,186,572,408.83 - Step 5: Solve for x
x = 276,186,572,408.83/709,119.57 - Step 6: Final answer
x = 389,478.14
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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.