Finding the Fourth Proportional to 568,259.22, 784,194.08 and 313,610.42
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Solution
The fourth proportional to 568,259.22, 784,194.08 and 313,610.42 is: 432,780.37
Step by Step Solution
- Step 1: Write the proportion equation
568,259.22 : 784,194.08 = 313,610.42 : x - Step 2: Convert to fraction form
568,259.22/784,194.08 = 313,610.42/x - Step 3: Cross multiply
568,259.22x = 784,194.08 × 313,610.42 - Step 4: Simplify right side
568,259.22x = 245,931,434,790.31 - Step 5: Solve for x
x = 245,931,434,790.31/568,259.22 - Step 6: Final answer
x = 432,780.37
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1.5x scale
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.