Finding the Fourth Proportional to 843,408.84, 1,164,091.02 and 582,130.98
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Solution
The fourth proportional to 843,408.84, 1,164,091.02 and 582,130.98 is: 803,469.70
Step by Step Solution
- Step 1: Write the proportion equation
843,408.84 : 1,164,091.02 = 582,130.98 : x - Step 2: Convert to fraction form
843,408.84/1,164,091.02 = 582,130.98/x - Step 3: Cross multiply
843,408.84x = 1,164,091.02 × 582,130.98 - Step 4: Simplify right side
843,408.84x = 677,653,446,281.80 - Step 5: Solve for x
x = 677,653,446,281.80/843,408.84 - Step 6: Final answer
x = 803,469.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.