Finding the Fourth Proportional to 568,782.72, 784,887.84 and 327,026.88
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Solution
The fourth proportional to 568,782.72, 784,887.84 and 327,026.88 is: 451,278.52
Step by Step Solution
- Step 1: Write the proportion equation
568,782.72 : 784,887.84 = 327,026.88 : x - Step 2: Convert to fraction form
568,782.72/784,887.84 = 327,026.88/x - Step 3: Cross multiply
568,782.72x = 784,887.84 × 327,026.88 - Step 4: Simplify right side
568,782.72x = 256,679,421,465.14 - Step 5: Solve for x
x = 256,679,421,465.14/568,782.72 - Step 6: Final answer
x = 451,278.52
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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.