Finding the Fourth Proportional to 400,975.13, 601,517.98 and 134,756.28
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Solution
The fourth proportional to 400,975.13, 601,517.98 and 134,756.28 is: 202,153.00
Step by Step Solution
- Step 1: Write the proportion equation
400,975.13 : 601,517.98 = 134,756.28 : x - Step 2: Convert to fraction form
400,975.13/601,517.98 = 134,756.28/x - Step 3: Cross multiply
400,975.13x = 601,517.98 × 134,756.28 - Step 4: Simplify right side
400,975.13x = 81,058,325,337.91 - Step 5: Solve for x
x = 81,058,325,337.91/400,975.13 - Step 6: Final answer
x = 202,153.00
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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.