Finding the Fourth Proportional to 1,184,296.98, 1,776,428.97 and 285,731.18
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Solution
The fourth proportional to 1,184,296.98, 1,776,428.97 and 285,731.18 is: 428,592.79
Step by Step Solution
- Step 1: Write the proportion equation
1,184,296.98 : 1,776,428.97 = 285,731.18 : x - Step 2: Convert to fraction form
1,184,296.98/1,776,428.97 = 285,731.18/x - Step 3: Cross multiply
1,184,296.98x = 1,776,428.97 × 285,731.18 - Step 4: Simplify right side
1,184,296.98x = 507,581,144,099.49 - Step 5: Solve for x
x = 507,581,144,099.49/1,184,296.98 - Step 6: Final answer
x = 428,592.79
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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.