Finding the Fourth Proportional to 411,522.04, 567,989.23 and 250,428.99
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Solution
The fourth proportional to 411,522.04, 567,989.23 and 250,428.99 is: 345,646.05
Step by Step Solution
- Step 1: Write the proportion equation
411,522.04 : 567,989.23 = 250,428.99 : x - Step 2: Convert to fraction form
411,522.04/567,989.23 = 250,428.99/x - Step 3: Cross multiply
411,522.04x = 567,989.23 × 250,428.99 - Step 4: Simplify right side
411,522.04x = 142,240,969,199.78 - Step 5: Solve for x
x = 142,240,969,199.78/411,522.04 - Step 6: Final answer
x = 345,646.05
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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.