Finding the Fourth Proportional to 969,020.55, 1,452,460.51 and 400,087.99
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Solution
The fourth proportional to 969,020.55, 1,452,460.51 and 400,087.99 is: 599,690.08
Step by Step Solution
- Step 1: Write the proportion equation
969,020.55 : 1,452,460.51 = 400,087.99 : x - Step 2: Convert to fraction form
969,020.55/1,452,460.51 = 400,087.99/x - Step 3: Cross multiply
969,020.55x = 1,452,460.51 × 400,087.99 - Step 4: Simplify right side
969,020.55x = 581,112,008,315.96 - Step 5: Solve for x
x = 581,112,008,315.96/969,020.55 - Step 6: Final answer
x = 599,690.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.