Finding the Fourth Proportional to 296,565.53, 409,258.39 and 160,596.36
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Solution
The fourth proportional to 296,565.53, 409,258.39 and 160,596.36 is: 221,621.88
Step by Step Solution
- Step 1: Write the proportion equation
296,565.53 : 409,258.39 = 160,596.36 : x - Step 2: Convert to fraction form
296,565.53/409,258.39 = 160,596.36/x - Step 3: Cross multiply
296,565.53x = 409,258.39 × 160,596.36 - Step 4: Simplify right side
296,565.53x = 65,725,410,240.23 - Step 5: Solve for x
x = 65,725,410,240.23/296,565.53 - Step 6: Final answer
x = 221,621.88
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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.