Finding the Fourth Proportional to 735,133.20, 1,101,241.80 and 647,458.80
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Solution
The fourth proportional to 735,133.20, 1,101,241.80 and 647,458.80 is: 969,904.09
Step by Step Solution
- Step 1: Write the proportion equation
735,133.20 : 1,101,241.80 = 647,458.80 : x - Step 2: Convert to fraction form
735,133.20/1,101,241.80 = 647,458.80/x - Step 3: Cross multiply
735,133.20x = 1,101,241.80 × 647,458.80 - Step 4: Simplify right side
735,133.20x = 713,008,694,337.84 - Step 5: Solve for x
x = 713,008,694,337.84/735,133.20 - Step 6: Final answer
x = 969,904.09
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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.