Finding the Fourth Proportional to 811,652.00, 1,217,476.98 and 325,553.58
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Solution
The fourth proportional to 811,652.00, 1,217,476.98 and 325,553.58 is: 488,329.96
Step by Step Solution
- Step 1: Write the proportion equation
811,652.00 : 1,217,476.98 = 325,553.58 : x - Step 2: Convert to fraction form
811,652.00/1,217,476.98 = 325,553.58/x - Step 3: Cross multiply
811,652.00x = 1,217,476.98 × 325,553.58 - Step 4: Simplify right side
811,652.00x = 396,353,989,406.59 - Step 5: Solve for x
x = 396,353,989,406.59/811,652.00 - Step 6: Final answer
x = 488,329.96
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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.