Finding the Fourth Proportional to 330,104.74, 495,157.11 and 180,263.29
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Solution
The fourth proportional to 330,104.74, 495,157.11 and 180,263.29 is: 270,394.94
Step by Step Solution
- Step 1: Write the proportion equation
330,104.74 : 495,157.11 = 180,263.29 : x - Step 2: Convert to fraction form
330,104.74/495,157.11 = 180,263.29/x - Step 3: Cross multiply
330,104.74x = 495,157.11 × 180,263.29 - Step 4: Simplify right side
330,104.74x = 89,258,650,586.87 - Step 5: Solve for x
x = 89,258,650,586.87/330,104.74 - Step 6: Final answer
x = 270,394.94
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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.