Finding the Fourth Proportional to 436,568.24, 602,373.44 and 255,245.09
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Solution
The fourth proportional to 436,568.24, 602,373.44 and 255,245.09 is: 352,185.17
Step by Step Solution
- Step 1: Write the proportion equation
436,568.24 : 602,373.44 = 255,245.09 : x - Step 2: Convert to fraction form
436,568.24/602,373.44 = 255,245.09/x - Step 3: Cross multiply
436,568.24x = 602,373.44 × 255,245.09 - Step 4: Simplify right side
436,568.24x = 153,752,860,532.66 - Step 5: Solve for x
x = 153,752,860,532.66/436,568.24 - Step 6: Final answer
x = 352,185.17
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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.