Finding the Fourth Proportional to 427,970.75, 590,599.26 and 236,984.13
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Solution
The fourth proportional to 427,970.75, 590,599.26 and 236,984.13 is: 327,037.90
Step by Step Solution
- Step 1: Write the proportion equation
427,970.75 : 590,599.26 = 236,984.13 : x - Step 2: Convert to fraction form
427,970.75/590,599.26 = 236,984.13/x - Step 3: Cross multiply
427,970.75x = 590,599.26 × 236,984.13 - Step 4: Simplify right side
427,970.75x = 139,962,651,809.74 - Step 5: Solve for x
x = 139,962,651,809.74/427,970.75 - Step 6: Final answer
x = 327,037.90
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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.