Finding the Fourth Proportional to 969,428.11, 1,454,806.42 and 338,341.92
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Solution
The fourth proportional to 969,428.11, 1,454,806.42 and 338,341.92 is: 507,744.71
Step by Step Solution
- Step 1: Write the proportion equation
969,428.11 : 1,454,806.42 = 338,341.92 : x - Step 2: Convert to fraction form
969,428.11/1,454,806.42 = 338,341.92/x - Step 3: Cross multiply
969,428.11x = 1,454,806.42 × 338,341.92 - Step 4: Simplify right side
969,428.11x = 492,221,997,371.13 - Step 5: Solve for x
x = 492,221,997,371.13/969,428.11 - Step 6: Final answer
x = 507,744.71
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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.