Finding the Fourth Proportional to 494,829.14, 740,958.84 and 424,203.62
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Solution
The fourth proportional to 494,829.14, 740,958.84 and 424,203.62 is: 635,203.94
Step by Step Solution
- Step 1: Write the proportion equation
494,829.14 : 740,958.84 = 424,203.62 : x - Step 2: Convert to fraction form
494,829.14/740,958.84 = 424,203.62/x - Step 3: Cross multiply
494,829.14x = 740,958.84 × 424,203.62 - Step 4: Simplify right side
494,829.14x = 314,317,418,494.21 - Step 5: Solve for x
x = 314,317,418,494.21/494,829.14 - Step 6: Final answer
x = 635,203.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.