Finding the Fourth Proportional to 842,320.99, 1,263,410.49 and 362,529.41
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Solution
The fourth proportional to 842,320.99, 1,263,410.49 and 362,529.41 is: 543,763.56
Step by Step Solution
- Step 1: Write the proportion equation
842,320.99 : 1,263,410.49 = 362,529.41 : x - Step 2: Convert to fraction form
842,320.99/1,263,410.49 = 362,529.41/x - Step 3: Cross multiply
842,320.99x = 1,263,410.49 × 362,529.41 - Step 4: Simplify right side
842,320.99x = 458,023,459,527.51 - Step 5: Solve for x
x = 458,023,459,527.51/842,320.99 - Step 6: Final answer
x = 543,763.56
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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.