Finding the Fourth Proportional to 843,055.03, 1,163,553.69 and 626,700.79
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Solution
The fourth proportional to 843,055.03, 1,163,553.69 and 626,700.79 is: 864,949.49
Step by Step Solution
- Step 1: Write the proportion equation
843,055.03 : 1,163,553.69 = 626,700.79 : x - Step 2: Convert to fraction form
843,055.03/1,163,553.69 = 626,700.79/x - Step 3: Cross multiply
843,055.03x = 1,163,553.69 × 626,700.79 - Step 4: Simplify right side
843,055.03x = 729,200,016,730.42 - Step 5: Solve for x
x = 729,200,016,730.42/843,055.03 - Step 6: Final answer
x = 864,949.49
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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.