Finding the Fourth Proportional to 840,406.24, 1,260,100.14 and 335,044
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Solution
The fourth proportional to 840,406.24, 1,260,100.14 and 335,044 is: 502,362.99
Step by Step Solution
- Step 1: Write the proportion equation
840,406.24 : 1,260,100.14 = 335,044 : x - Step 2: Convert to fraction form
840,406.24/1,260,100.14 = 335,044/x - Step 3: Cross multiply
840,406.24x = 1,260,100.14 × 335,044 - Step 4: Simplify right side
840,406.24x = 422,188,991,306.16 - Step 5: Solve for x
x = 422,188,991,306.16/840,406.24 - Step 6: Final answer
x = 502,362.99
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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.