Finding the Fourth Proportional to 497,201.34, 686,134.26 and 270,846.84
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Solution
The fourth proportional to 497,201.34, 686,134.26 and 270,846.84 is: 373,766.68
Step by Step Solution
- Step 1: Write the proportion equation
497,201.34 : 686,134.26 = 270,846.84 : x - Step 2: Convert to fraction form
497,201.34/686,134.26 = 270,846.84/x - Step 3: Cross multiply
497,201.34x = 686,134.26 × 270,846.84 - Step 4: Simplify right side
497,201.34x = 185,837,296,136.74 - Step 5: Solve for x
x = 185,837,296,136.74/497,201.34 - Step 6: Final answer
x = 373,766.68
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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.