Finding the Fourth Proportional to 568,104.36, 784,268.08 and 353,313.62
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Solution
The fourth proportional to 568,104.36, 784,268.08 and 353,313.62 is: 487,749.46
Step by Step Solution
- Step 1: Write the proportion equation
568,104.36 : 784,268.08 = 353,313.62 : x - Step 2: Convert to fraction form
568,104.36/784,268.08 = 353,313.62/x - Step 3: Cross multiply
568,104.36x = 784,268.08 × 353,313.62 - Step 4: Simplify right side
568,104.36x = 277,092,594,395.25 - Step 5: Solve for x
x = 277,092,594,395.25/568,104.36 - Step 6: Final answer
x = 487,749.46
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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.