Finding the Fourth Proportional to 351,378.18, 484,902.09 and 190,233.27
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Solution
The fourth proportional to 351,378.18, 484,902.09 and 190,233.27 is: 262,522.02
Step by Step Solution
- Step 1: Write the proportion equation
351,378.18 : 484,902.09 = 190,233.27 : x - Step 2: Convert to fraction form
351,378.18/484,902.09 = 190,233.27/x - Step 3: Cross multiply
351,378.18x = 484,902.09 × 190,233.27 - Step 4: Simplify right side
351,378.18x = 92,244,510,210.53 - Step 5: Solve for x
x = 92,244,510,210.53/351,378.18 - Step 6: Final answer
x = 262,522.02
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1.5x scale
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.