Finding the Fourth Proportional to 254,857.79, 382,277.99 and 65,320.02
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Solution
The fourth proportional to 254,857.79, 382,277.99 and 65,320.02 is: 97,977.80
Step by Step Solution
- Step 1: Write the proportion equation
254,857.79 : 382,277.99 = 65,320.02 : x - Step 2: Convert to fraction form
254,857.79/382,277.99 = 65,320.02/x - Step 3: Cross multiply
254,857.79x = 382,277.99 × 65,320.02 - Step 4: Simplify right side
254,857.79x = 24,970,405,625.76 - Step 5: Solve for x
x = 24,970,405,625.76/254,857.79 - Step 6: Final answer
x = 97,977.80
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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.