Finding the Fourth Proportional to 777,247.92, 1,164,737.94 and 344,443.36
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Solution
The fourth proportional to 777,247.92, 1,164,737.94 and 344,443.36 is: 516,162.53
Step by Step Solution
- Step 1: Write the proportion equation
777,247.92 : 1,164,737.94 = 344,443.36 : x - Step 2: Convert to fraction form
777,247.92/1,164,737.94 = 344,443.36/x - Step 3: Cross multiply
777,247.92x = 1,164,737.94 × 344,443.36 - Step 4: Simplify right side
777,247.92x = 401,186,249,573.08 - Step 5: Solve for x
x = 401,186,249,573.08/777,247.92 - Step 6: Final answer
x = 516,162.53
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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.