Finding the Fourth Proportional to 934,476.47, 1,401,759.21 and 454,131.99
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Solution
The fourth proportional to 934,476.47, 1,401,759.21 and 454,131.99 is: 681,219.62
Step by Step Solution
- Step 1: Write the proportion equation
934,476.47 : 1,401,759.21 = 454,131.99 : x - Step 2: Convert to fraction form
934,476.47/1,401,759.21 = 454,131.99/x - Step 3: Cross multiply
934,476.47x = 1,401,759.21 × 454,131.99 - Step 4: Simplify right side
934,476.47x = 636,583,699,538.13 - Step 5: Solve for x
x = 636,583,699,538.13/934,476.47 - Step 6: Final answer
x = 681,219.62
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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.