Finding the Fourth Proportional to 955,553.84, 1,433,543.88 and 290,757.68
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Solution
The fourth proportional to 955,553.84, 1,433,543.88 and 290,757.68 is: 436,201.37
Step by Step Solution
- Step 1: Write the proportion equation
955,553.84 : 1,433,543.88 = 290,757.68 : x - Step 2: Convert to fraction form
955,553.84/1,433,543.88 = 290,757.68/x - Step 3: Cross multiply
955,553.84x = 1,433,543.88 × 290,757.68 - Step 4: Simplify right side
955,553.84x = 416,813,892,727.00 - Step 5: Solve for x
x = 416,813,892,727.00/955,553.84 - Step 6: Final answer
x = 436,201.37
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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.