Finding the Fourth Proportional to 734,440, 1,101,666.14 and 201,990.23
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Solution
The fourth proportional to 734,440, 1,101,666.14 and 201,990.23 is: 302,987.03
Step by Step Solution
- Step 1: Write the proportion equation
734,440 : 1,101,666.14 = 201,990.23 : x - Step 2: Convert to fraction form
734,440/1,101,666.14 = 201,990.23/x - Step 3: Cross multiply
734,440x = 1,101,666.14 × 201,990.23 - Step 4: Simplify right side
734,440x = 222,525,797,001.81 - Step 5: Solve for x
x = 222,525,797,001.81/734,440 - Step 6: Final answer
x = 302,987.03
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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.