Finding the Fourth Proportional to 301,329.24, 415,790.70 and 194,044.68
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Solution
The fourth proportional to 301,329.24, 415,790.70 and 194,044.68 is: 267,753.55
Step by Step Solution
- Step 1: Write the proportion equation
301,329.24 : 415,790.70 = 194,044.68 : x - Step 2: Convert to fraction form
301,329.24/415,790.70 = 194,044.68/x - Step 3: Cross multiply
301,329.24x = 415,790.70 × 194,044.68 - Step 4: Simplify right side
301,329.24x = 80,681,973,328.48 - Step 5: Solve for x
x = 80,681,973,328.48/301,329.24 - Step 6: Final answer
x = 267,753.55
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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.