Finding the Fourth Proportional to 868,402.27, 1,302,628.93 and 741,240.68
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Solution
The fourth proportional to 868,402.27, 1,302,628.93 and 741,240.68 is: 1,111,882.81
Step by Step Solution
- Step 1: Write the proportion equation
868,402.27 : 1,302,628.93 = 741,240.68 : x - Step 2: Convert to fraction form
868,402.27/1,302,628.93 = 741,240.68/x - Step 3: Cross multiply
868,402.27x = 1,302,628.93 × 741,240.68 - Step 4: Simplify right side
868,402.27x = 965,561,553,860.87 - Step 5: Solve for x
x = 965,561,553,860.87/868,402.27 - Step 6: Final answer
x = 1,111,882.81
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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.