Finding the Fourth Proportional to 734,032.80, 1,100,859.12 and 201,428.64
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Solution
The fourth proportional to 734,032.80, 1,100,859.12 and 201,428.64 is: 302,090.80
Step by Step Solution
- Step 1: Write the proportion equation
734,032.80 : 1,100,859.12 = 201,428.64 : x - Step 2: Convert to fraction form
734,032.80/1,100,859.12 = 201,428.64/x - Step 3: Cross multiply
734,032.80x = 1,100,859.12 × 201,428.64 - Step 4: Simplify right side
734,032.80x = 221,744,555,373.20 - Step 5: Solve for x
x = 221,744,555,373.20/734,032.80 - Step 6: Final answer
x = 302,090.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.