Finding the Fourth Proportional to 967,310.76, 1,450,963.98 and 257,338.92
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Solution
The fourth proportional to 967,310.76, 1,450,963.98 and 257,338.92 is: 386,007.81
Step by Step Solution
- Step 1: Write the proportion equation
967,310.76 : 1,450,963.98 = 257,338.92 : x - Step 2: Convert to fraction form
967,310.76/1,450,963.98 = 257,338.92/x - Step 3: Cross multiply
967,310.76x = 1,450,963.98 × 257,338.92 - Step 4: Simplify right side
967,310.76x = 373,389,503,572.10 - Step 5: Solve for x
x = 373,389,503,572.10/967,310.76 - Step 6: Final answer
x = 386,007.81
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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.