Finding the Fourth Proportional to 415,827.24, 573,840.75 and 234,538.62
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Solution
The fourth proportional to 415,827.24, 573,840.75 and 234,538.62 is: 323,662.82
Step by Step Solution
- Step 1: Write the proportion equation
415,827.24 : 573,840.75 = 234,538.62 : x - Step 2: Convert to fraction form
415,827.24/573,840.75 = 234,538.62/x - Step 3: Cross multiply
415,827.24x = 573,840.75 × 234,538.62 - Step 4: Simplify right side
415,827.24x = 134,587,817,604.77 - Step 5: Solve for x
x = 134,587,817,604.77/415,827.24 - Step 6: Final answer
x = 323,662.82
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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.