Finding the Fourth Proportional to 400,075.99, 599,500.43 and 271,828.95
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Solution
The fourth proportional to 400,075.99, 599,500.43 and 271,828.95 is: 407,326.54
Step by Step Solution
- Step 1: Write the proportion equation
400,075.99 : 599,500.43 = 271,828.95 : x - Step 2: Convert to fraction form
400,075.99/599,500.43 = 271,828.95/x - Step 3: Cross multiply
400,075.99x = 599,500.43 × 271,828.95 - Step 4: Simplify right side
400,075.99x = 162,961,569,823.54 - Step 5: Solve for x
x = 162,961,569,823.54/400,075.99 - Step 6: Final answer
x = 407,326.54
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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.