Finding the Fourth Proportional to 338,235.92, 466,739.88 and 187,329.68
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Solution
The fourth proportional to 338,235.92, 466,739.88 and 187,329.68 is: 258,500.73
Step by Step Solution
- Step 1: Write the proportion equation
338,235.92 : 466,739.88 = 187,329.68 : x - Step 2: Convert to fraction form
338,235.92/466,739.88 = 187,329.68/x - Step 3: Cross multiply
338,235.92x = 466,739.88 × 187,329.68 - Step 4: Simplify right side
338,235.92x = 87,434,232,363.64 - Step 5: Solve for x
x = 87,434,232,363.64/338,235.92 - Step 6: Final answer
x = 258,500.73
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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.