Finding the Fourth Proportional to 327,763.14, 452,325.74 and 189,946.79
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Solution
The fourth proportional to 327,763.14, 452,325.74 and 189,946.79 is: 262,133.87
Step by Step Solution
- Step 1: Write the proportion equation
327,763.14 : 452,325.74 = 189,946.79 : x - Step 2: Convert to fraction form
327,763.14/452,325.74 = 189,946.79/x - Step 3: Cross multiply
327,763.14x = 452,325.74 × 189,946.79 - Step 4: Simplify right side
327,763.14x = 85,917,820,832.23 - Step 5: Solve for x
x = 85,917,820,832.23/327,763.14 - Step 6: Final answer
x = 262,133.87
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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.