Finding the Fourth Proportional to 237,698.96, 328,176.36 and 212,160.87
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Solution
The fourth proportional to 237,698.96, 328,176.36 and 212,160.87 is: 292,917.49
Step by Step Solution
- Step 1: Write the proportion equation
237,698.96 : 328,176.36 = 212,160.87 : x - Step 2: Convert to fraction form
237,698.96/328,176.36 = 212,160.87/x - Step 3: Cross multiply
237,698.96x = 328,176.36 × 212,160.87 - Step 4: Simplify right side
237,698.96x = 69,626,182,051.03 - Step 5: Solve for x
x = 69,626,182,051.03/237,698.96 - Step 6: Final answer
x = 292,917.49
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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.