Finding the Fourth Proportional to 941,934.88, 1,299,876.24 and 512,219.68
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Solution
The fourth proportional to 941,934.88, 1,299,876.24 and 512,219.68 is: 706,866.48
Step by Step Solution
- Step 1: Write the proportion equation
941,934.88 : 1,299,876.24 = 512,219.68 : x - Step 2: Convert to fraction form
941,934.88/1,299,876.24 = 512,219.68/x - Step 3: Cross multiply
941,934.88x = 1,299,876.24 × 512,219.68 - Step 4: Simplify right side
941,934.88x = 665,822,191,692.40 - Step 5: Solve for x
x = 665,822,191,692.40/941,934.88 - Step 6: Final answer
x = 706,866.48
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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.