Finding the Fourth Proportional to 882,800.64, 1,324,332.72 and 409,533.84
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Solution
The fourth proportional to 882,800.64, 1,324,332.72 and 409,533.84 is: 614,361.88
Step by Step Solution
- Step 1: Write the proportion equation
882,800.64 : 1,324,332.72 = 409,533.84 : x - Step 2: Convert to fraction form
882,800.64/1,324,332.72 = 409,533.84/x - Step 3: Cross multiply
882,800.64x = 1,324,332.72 × 409,533.84 - Step 4: Simplify right side
882,800.64x = 542,359,064,259.25 - Step 5: Solve for x
x = 542,359,064,259.25/882,800.64 - Step 6: Final answer
x = 614,361.88
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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.