Finding the Fourth Proportional to 294,829.70, 442,244.55 and 201,517.70
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Solution
The fourth proportional to 294,829.70, 442,244.55 and 201,517.70 is: 302,276.55
Step by Step Solution
- Step 1: Write the proportion equation
294,829.70 : 442,244.55 = 201,517.70 : x - Step 2: Convert to fraction form
294,829.70/442,244.55 = 201,517.70/x - Step 3: Cross multiply
294,829.70x = 442,244.55 × 201,517.70 - Step 4: Simplify right side
294,829.70x = 89,120,104,553.54 - Step 5: Solve for x
x = 89,120,104,553.54/294,829.70 - Step 6: Final answer
x = 302,276.55
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1.5x scale
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.