Finding the Fourth Proportional to 830,871.08, 1,246,516.77 and 231,831.98
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Solution
The fourth proportional to 830,871.08, 1,246,516.77 and 231,831.98 is: 347,806.61
Step by Step Solution
- Step 1: Write the proportion equation
830,871.08 : 1,246,516.77 = 231,831.98 : x - Step 2: Convert to fraction form
830,871.08/1,246,516.77 = 231,831.98/x - Step 3: Cross multiply
830,871.08x = 1,246,516.77 × 231,831.98 - Step 4: Simplify right side
830,871.08x = 288,982,450,892.31 - Step 5: Solve for x
x = 288,982,450,892.31/830,871.08 - Step 6: Final answer
x = 347,806.61
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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.