Finding the Fourth Proportional to 718,592.24, 1,077,704.42 and 213,035.06
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Solution
The fourth proportional to 718,592.24, 1,077,704.42 and 213,035.06 is: 319,498.05
Step by Step Solution
- Step 1: Write the proportion equation
718,592.24 : 1,077,704.42 = 213,035.06 : x - Step 2: Convert to fraction form
718,592.24/1,077,704.42 = 213,035.06/x - Step 3: Cross multiply
718,592.24x = 1,077,704.42 × 213,035.06 - Step 4: Simplify right side
718,592.24x = 229,588,819,323.27 - Step 5: Solve for x
x = 229,588,819,323.27/718,592.24 - Step 6: Final answer
x = 319,498.05
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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.