Finding the Fourth Proportional to 426,682.74, 588,962.50 and 339,627.53
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Solution
The fourth proportional to 426,682.74, 588,962.50 and 339,627.53 is: 468,797.68
Step by Step Solution
- Step 1: Write the proportion equation
426,682.74 : 588,962.50 = 339,627.53 : x - Step 2: Convert to fraction form
426,682.74/588,962.50 = 339,627.53/x - Step 3: Cross multiply
426,682.74x = 588,962.50 × 339,627.53 - Step 4: Simplify right side
426,682.74x = 200,027,879,137.63 - Step 5: Solve for x
x = 200,027,879,137.63/426,682.74 - Step 6: Final answer
x = 468,797.68
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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.