Finding the Fourth Proportional to 677,381.34, 934,785.99 and 367,284.18
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Solution
The fourth proportional to 677,381.34, 934,785.99 and 367,284.18 is: 506,852.03
Step by Step Solution
- Step 1: Write the proportion equation
677,381.34 : 934,785.99 = 367,284.18 : x - Step 2: Convert to fraction form
677,381.34/934,785.99 = 367,284.18/x - Step 3: Cross multiply
677,381.34x = 934,785.99 × 367,284.18 - Step 4: Simplify right side
677,381.34x = 343,332,105,812.64 - Step 5: Solve for x
x = 343,332,105,812.64/677,381.34 - Step 6: Final answer
x = 506,852.03
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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.