Finding the Fourth Proportional to 868,004.84, 1,197,793.38 and 485,967.08
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Solution
The fourth proportional to 868,004.84, 1,197,793.38 and 485,967.08 is: 670,604.73
Step by Step Solution
- Step 1: Write the proportion equation
868,004.84 : 1,197,793.38 = 485,967.08 : x - Step 2: Convert to fraction form
868,004.84/1,197,793.38 = 485,967.08/x - Step 3: Cross multiply
868,004.84x = 1,197,793.38 × 485,967.08 - Step 4: Simplify right side
868,004.84x = 582,088,151,321.93 - Step 5: Solve for x
x = 582,088,151,321.93/868,004.84 - Step 6: Final answer
x = 670,604.73
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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.