Finding the Fourth Proportional to 343,954.07, 474,700.41 and 207,988.99
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Solution
The fourth proportional to 343,954.07, 474,700.41 and 207,988.99 is: 287,051.29
Step by Step Solution
- Step 1: Write the proportion equation
343,954.07 : 474,700.41 = 207,988.99 : x - Step 2: Convert to fraction form
343,954.07/474,700.41 = 207,988.99/x - Step 3: Cross multiply
343,954.07x = 474,700.41 × 207,988.99 - Step 4: Simplify right side
343,954.07x = 98,732,458,828.49 - Step 5: Solve for x
x = 98,732,458,828.49/343,954.07 - Step 6: Final answer
x = 287,051.29
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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.