Finding the Fourth Proportional to 984,622.84, 1,476,945.98 and 274,607.68
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Solution
The fourth proportional to 984,622.84, 1,476,945.98 and 274,607.68 is: 411,914.79
Step by Step Solution
- Step 1: Write the proportion equation
984,622.84 : 1,476,945.98 = 274,607.68 : x - Step 2: Convert to fraction form
984,622.84/1,476,945.98 = 274,607.68/x - Step 3: Cross multiply
984,622.84x = 1,476,945.98 × 274,607.68 - Step 4: Simplify right side
984,622.84x = 405,580,709,053.13 - Step 5: Solve for x
x = 405,580,709,053.13/984,622.84 - Step 6: Final answer
x = 411,914.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.