Finding the Fourth Proportional to 452,968.75, 625,135.76 and 251,803.63
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Solution
The fourth proportional to 452,968.75, 625,135.76 and 251,803.63 is: 347,510.63
Step by Step Solution
- Step 1: Write the proportion equation
452,968.75 : 625,135.76 = 251,803.63 : x - Step 2: Convert to fraction form
452,968.75/625,135.76 = 251,803.63/x - Step 3: Cross multiply
452,968.75x = 625,135.76 × 251,803.63 - Step 4: Simplify right side
452,968.75x = 157,411,453,610.81 - Step 5: Solve for x
x = 157,411,453,610.81/452,968.75 - Step 6: Final answer
x = 347,510.63
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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.