Finding the Fourth Proportional to 296,725.58, 409,480.76 and 160,762.91
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Solution
The fourth proportional to 296,725.58, 409,480.76 and 160,762.91 is: 221,852.52
Step by Step Solution
- Step 1: Write the proportion equation
296,725.58 : 409,480.76 = 160,762.91 : x - Step 2: Convert to fraction form
296,725.58/409,480.76 = 160,762.91/x - Step 3: Cross multiply
296,725.58x = 409,480.76 × 160,762.91 - Step 4: Simplify right side
296,725.58x = 65,829,318,320.15 - Step 5: Solve for x
x = 65,829,318,320.15/296,725.58 - Step 6: Final answer
x = 221,852.52
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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.